fix: update documentation-generator tests for max_completion_tokens

- Updated test assertions from max_tokens to max_completion_tokens
- Updated testConnection token limit expectation from 10 to 200
- Added temperature to test config to match new configurable behavior

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.env.example

@@ -37,9 +37,11 @@ MCP_SERVER_HOST=localhost
 # Server mode: stdio (local) or http (remote)
 MCP_MODE=stdio
 
-# Use fixed HTTP implementation (recommended for stability)
-# Set to true to bypass StreamableHTTPServerTransport issues
-USE_FIXED_HTTP=true
+# DEPRECATED: USE_FIXED_HTTP is deprecated as of v2.31.8
+# The fixed HTTP implementation does not support SSE streaming required by
+# clients like OpenAI Codex. Use the default SingleSessionHTTPServer instead.
+# See: https://github.com/czlonkowski/n8n-mcp/issues/524
+# USE_FIXED_HTTP=true  # DO NOT USE - deprecated
 
 # HTTP Server Configuration (only used when MCP_MODE=http)
 PORT=3000

.github/workflows/docker-build.yml

@@ -53,13 +53,24 @@ jobs:
     permissions:
       contents: read
       packages: write
-      
+
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
           lfs: true
-        
+
+      - name: Sync runtime version
+        run: |
+          VERSION=$(node -p "require('./package.json').version")
+          node -e "
+            const fs = require('fs');
+            const pkg = JSON.parse(fs.readFileSync('package.runtime.json'));
+            pkg.version = '$VERSION';
+            fs.writeFileSync('package.runtime.json', JSON.stringify(pkg, null, 2) + '\n');
+          "
+          echo "✅ Synced package.runtime.json to version $VERSION"
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
         
@@ -144,13 +155,24 @@ jobs:
     permissions:
       contents: read
       packages: write
-      
+
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
           lfs: true
-        
+
+      - name: Sync runtime version
+        run: |
+          VERSION=$(node -p "require('./package.json').version")
+          node -e "
+            const fs = require('fs');
+            const pkg = JSON.parse(fs.readFileSync('package.runtime.json'));
+            pkg.version = '$VERSION';
+            fs.writeFileSync('package.runtime.json', JSON.stringify(pkg, null, 2) + '\n');
+          "
+          echo "✅ Synced package.runtime.json to version $VERSION"
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
         

.github/workflows/release.yml

@@ -283,8 +283,8 @@ jobs:
       - name: Install dependencies
         run: npm ci
       
-      - name: Build project
-        run: npm run build
+      - name: Build project (server + UI apps)
+        run: npm run build:all
 
       # Database is already built and committed during development
       # Rebuilding here causes segfault due to memory pressure (exit code 139)
@@ -308,25 +308,22 @@ jobs:
     runs-on: ubuntu-latest
     needs: [detect-version-change, build-and-verify, create-release]
     if: needs.detect-version-change.outputs.version-changed == 'true'
-    permissions:
-      contents: read
-      id-token: write  # Required for NPM Trusted Publishing (OIDC)
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-      
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
           node-version: 20
           cache: 'npm'
           registry-url: 'https://registry.npmjs.org'
-      
+
       - name: Install dependencies
         run: npm ci
       
-      - name: Build project
-        run: npm run build
+      - name: Build project (server + UI apps)
+        run: npm run build:all
 
       # Database is already built and committed during development
       - name: Verify database exists
@@ -350,6 +347,8 @@ jobs:
           # Copy necessary files
           cp -r dist $PUBLISH_DIR/
           cp -r data $PUBLISH_DIR/
+          mkdir -p $PUBLISH_DIR/ui-apps
+          cp -r ui-apps/dist $PUBLISH_DIR/ui-apps/
           cp README.md $PUBLISH_DIR/
           cp LICENSE $PUBLISH_DIR/
           cp .env.example $PUBLISH_DIR/
@@ -380,7 +379,7 @@ jobs:
           pkg.license = 'MIT';
           pkg.bugs = { url: 'https://github.com/czlonkowski/n8n-mcp/issues' };
           pkg.homepage = 'https://github.com/czlonkowski/n8n-mcp#readme';
-          pkg.files = ['dist/**/*', 'data/nodes.db', '.env.example', 'README.md', 'LICENSE'];
+          pkg.files = ['dist/**/*', 'ui-apps/dist/**/*', 'data/nodes.db', '.env.example', 'README.md', 'LICENSE'];
           delete pkg.private;
           require('fs').writeFileSync('./package.json', JSON.stringify(pkg, null, 2));
           "
@@ -396,8 +395,10 @@ jobs:
           max_attempts: 3
           command: |
             cd npm-publish-temp
-            npm publish --access public --provenance
-      
+            npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+
       - name: Clean up
         if: always()
         run: rm -rf npm-publish-temp
@@ -428,7 +429,18 @@ jobs:
             exit 1
           fi
           echo "✅ Sufficient disk space: ${AVAILABLE_GB}GB available"
-      
+
+      - name: Sync runtime version for Docker
+        run: |
+          VERSION=$(node -p "require('./package.json').version")
+          node -e "
+            const fs = require('fs');
+            const pkg = JSON.parse(fs.readFileSync('package.runtime.json'));
+            pkg.version = '$VERSION';
+            fs.writeFileSync('package.runtime.json', JSON.stringify(pkg, null, 2) + '\n');
+          "
+          echo "✅ Synced package.runtime.json to version $VERSION"
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       

.github/workflows/test.yml

@@ -40,7 +40,7 @@ permissions:
 jobs:
   test:
     runs-on: ubuntu-latest
-    timeout-minutes: 10  # Add a 10-minute timeout to prevent hanging
+    timeout-minutes: 15  # Increased from 10 to accommodate larger database with community nodes
     steps:
       - uses: actions/checkout@v4
       

.gitignore

@@ -138,5 +138,9 @@ n8n-mcp-wrapper.sh
 # MCP configuration files
 .mcp.json
 
+# UI Apps build output
+ui-apps/dist/
+ui-apps/node_modules/
+
 # Telemetry configuration (user-specific)
 ~/.n8n-mcp/

Dockerfile

@@ -14,7 +14,7 @@ RUN --mount=type=cache,target=/root/.npm \
     echo '{}' > package.json && \
     npm install --no-save typescript@^5.8.3 @types/node@^22.15.30 @types/express@^5.0.3 \
         @modelcontextprotocol/sdk@1.20.1 dotenv@^16.5.0 express@^5.1.0 axios@^1.10.0 \
-        n8n-workflow@^1.96.0 uuid@^11.0.5 @types/uuid@^10.0.0 \
+        n8n-workflow@^2.4.2 uuid@^11.0.5 @types/uuid@^10.0.0 \
         openai@^4.77.0 zod@3.24.1 lru-cache@^11.2.1 @supabase/supabase-js@^2.57.4
 
 # Copy source and build

Dockerfile.railway

@@ -74,7 +74,8 @@ ENV AUTH_TOKEN="REPLACE_THIS_AUTH_TOKEN_32_CHARS_MIN_abcdefgh"
 ENV NODE_ENV=production
 ENV IS_DOCKER=true
 ENV MCP_MODE=http
-ENV USE_FIXED_HTTP=true
+# NOTE: USE_FIXED_HTTP is deprecated. SingleSessionHTTPServer is now the default.
+# See: https://github.com/czlonkowski/n8n-mcp/issues/524
 ENV LOG_LEVEL=info
 ENV TRUST_PROXY=1
 ENV HOST=0.0.0.0

MEMORY_N8N_UPDATE.md

@@ -18,21 +18,27 @@ npm run update:n8n:check
 # 4. Run update and skip tests (we'll test in CI)
 yes y | npm run update:n8n
 
-# 5. Create feature branch
+# 5. Refresh community nodes (standard practice!)
+npm run fetch:community
+npm run generate:docs
+
+# 6. Create feature branch
 git checkout -b update/n8n-X.X.X
 
-# 6. Update version in package.json (must be HIGHER than latest release!)
+# 7. Update version in package.json (must be HIGHER than latest release!)
 # Edit: "version": "2.XX.X" (not the version from the release list!)
 
-# 7. Update CHANGELOG.md
+# 8. Update CHANGELOG.md
 # - Change version number to match package.json
 # - Update date to today
 # - Update dependency versions
+# - Include community node refresh counts
 
-# 8. Update README badge
+# 9. Update README badge and node counts
 # Edit line 8: Change n8n version badge to new n8n version
+# Update total node count in description (core + community)
 
-# 9. Commit and push
+# 10. Commit and push
 git add -A
 git commit -m "chore: update n8n to X.X.X and bump version to 2.XX.X
 
@@ -41,7 +47,8 @@ git commit -m "chore: update n8n to X.X.X and bump version to 2.XX.X
 - Updated n8n-workflow from X.X.X to X.X.X
 - Updated @n8n/n8n-nodes-langchain from X.X.X to X.X.X
 - Rebuilt node database with XXX nodes (XXX from n8n-nodes-base, XXX from @n8n/n8n-nodes-langchain)
-- Updated README badge with new n8n version
+- Refreshed community nodes (XXX verified + XXX npm)
+- Updated README badge with new n8n version and node counts
 - Updated CHANGELOG with dependency changes
 
 Conceived by Romuald Członkowski - https://www.aiadvisors.pl/en
@@ -52,10 +59,10 @@ Co-Authored-By: Claude <noreply@anthropic.com>"
 
 git push -u origin update/n8n-X.X.X
 
-# 10. Create PR
+# 11. Create PR
 gh pr create --title "chore: update n8n to X.X.X" --body "Updates n8n and all related dependencies to the latest versions..."
 
-# 11. After PR is merged, verify release triggered
+# 12. After PR is merged, verify release triggered
 gh release list | head -1
 # If the new version appears, you're done!
 # If not, the version might have already been released - bump version again and create new PR

README.md

@@ -5,23 +5,24 @@
 [![npm version](https://img.shields.io/npm/v/n8n-mcp.svg)](https://www.npmjs.com/package/n8n-mcp)
 [![codecov](https://codecov.io/gh/czlonkowski/n8n-mcp/graph/badge.svg?token=YOUR_TOKEN)](https://codecov.io/gh/czlonkowski/n8n-mcp)
 [![Tests](https://img.shields.io/badge/tests-3336%20passing-brightgreen.svg)](https://github.com/czlonkowski/n8n-mcp/actions)
-[![n8n version](https://img.shields.io/badge/n8n-1.123.4-orange.svg)](https://github.com/n8n-io/n8n)
+[![n8n version](https://img.shields.io/badge/n8n-2.8.3-orange.svg)](https://github.com/n8n-io/n8n)
 [![Docker](https://img.shields.io/badge/docker-ghcr.io%2Fczlonkowski%2Fn8n--mcp-green.svg)](https://github.com/czlonkowski/n8n-mcp/pkgs/container/n8n-mcp)
 [![Deploy on Railway](https://railway.com/button.svg)](https://railway.com/deploy/n8n-mcp?referralCode=n8n-mcp)
 
-A Model Context Protocol (MCP) server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations. Deploy in minutes to give Claude and other AI assistants deep knowledge about n8n's 545 workflow automation nodes.
+A Model Context Protocol (MCP) server that provides AI assistants with comprehensive access to n8n node documentation, properties, and operations. Deploy in minutes to give Claude and other AI assistants deep knowledge about n8n's 1,236 workflow automation nodes (806 core + 430 community).
 
 ## Overview
 
 n8n-MCP serves as a bridge between n8n's workflow automation platform and AI models, enabling them to understand and work with n8n nodes effectively. It provides structured access to:
 
-- 📚 **543 n8n nodes** from both n8n-nodes-base and @n8n/n8n-nodes-langchain
+- 📚 **1,084 n8n nodes** - 537 core nodes + 547 community nodes (301 verified)
 - 🔧 **Node properties** - 99% coverage with detailed schemas
 - ⚡ **Node operations** - 63.6% coverage of available actions
 - 📄 **Documentation** - 87% coverage from official n8n docs (including AI nodes)
-- 🤖 **AI tools** - 271 AI-capable nodes detected with full documentation
+- 🤖 **AI tools** - 265 AI-capable tool variants detected with full documentation
 - 💡 **Real-world examples** - 2,646 pre-extracted configurations from popular templates
 - 🎯 **Template library** - 2,709 workflow templates with 100% metadata coverage
+- 🌐 **Community nodes** - Search verified community integrations with `source` filter (NEW!)
 
 
 ## ⚠️ Important Safety Warning
@@ -940,7 +941,7 @@ Once connected, Claude can use these powerful tools:
 
 ### Core Tools (7 tools)
 - **`tools_documentation`** - Get documentation for any MCP tool (START HERE!)
-- **`search_nodes`** - Full-text search across all nodes. Use `includeExamples: true` for real-world configurations
+- **`search_nodes`** - Full-text search across all nodes. Use `source: 'community'|'verified'` for community nodes, `includeExamples: true` for configs
 - **`get_node`** - Unified node information tool with multiple modes (v2.26.0):
   - **Info mode** (default): `detail: 'minimal'|'standard'|'full'`, `includeExamples: true`
   - **Docs mode**: `mode: 'docs'` - Human-readable markdown documentation
@@ -1024,6 +1025,18 @@ search_nodes({
   includeExamples: true       // Returns top 2 configs per node
 })
 
+// Search community nodes only
+search_nodes({
+  query: "scraping",
+  source: "community"         // Options: all, core, community, verified
+})
+
+// Search verified community nodes
+search_nodes({
+  query: "pdf",
+  source: "verified"          // Only verified community integrations
+})
+
 // Validate node configuration
 validate_node({
   nodeType: "nodes-base.httpRequest",
@@ -1121,17 +1134,18 @@ npm run dev:http       # HTTP dev mode
 
 ## 📊 Metrics & Coverage
 
-Current database coverage (n8n v1.117.2):
+Current database coverage (n8n v2.2.3):
 
-- ✅ **541/541** nodes loaded (100%)
-- ✅ **541** nodes with properties (100%)
-- ✅ **470** nodes with documentation (87%)
-- ✅ **271** AI-capable tools detected
+- ✅ **1,084 total nodes** - 537 core + 547 community
+- ✅ **301 verified** community nodes from n8n Strapi API
+- ✅ **246 popular** npm community packages indexed
+- ✅ **470** nodes with documentation (87% core coverage)
+- ✅ **265** AI-capable tool variants detected
 - ✅ **2,646** pre-extracted template configurations
 - ✅ **2,709** workflow templates available (100% metadata coverage)
 - ✅ **AI Agent & LangChain nodes** fully documented
 - ⚡ **Average response time**: ~12ms
-- 💾 **Database size**: ~68MB (includes templates with metadata)
+- 💾 **Database size**: ~70MB (includes templates and community nodes)
 
 ## 🔄 Recent Updates
 

dist/constants/type-structures.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"type-structures.d.ts","sourceRoot":"","sources":["../../src/constants/type-structures.ts"],"names":[],"mappings":"AAaA,OAAO,KAAK,EAAE,iBAAiB,EAAE,MAAM,cAAc,CAAC;AACtD,OAAO,KAAK,EAAE,aAAa,EAAE,MAAM,0BAA0B,CAAC;AAe9D,eAAO,MAAM,eAAe,EAAE,MAAM,CAAC,iBAAiB,EAAE,aAAa,CAilBpE,CAAC;AAUF,eAAO,MAAM,qBAAqB;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;CA4GjC,CAAC"}
+{"version":3,"file":"type-structures.d.ts","sourceRoot":"","sources":["../../src/constants/type-structures.ts"],"names":[],"mappings":"AAaA,OAAO,KAAK,EAAE,iBAAiB,EAAE,MAAM,cAAc,CAAC;AACtD,OAAO,KAAK,EAAE,aAAa,EAAE,MAAM,0BAA0B,CAAC;AAe9D,eAAO,MAAM,eAAe,EAAE,MAAM,CAAC,iBAAiB,EAAE,aAAa,CAkmBpE,CAAC;AAUF,eAAO,MAAM,qBAAqB;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;CA4GjC,CAAC"}

dist/constants/type-structures.js

@@ -545,6 +545,22 @@ exports.TYPE_STRUCTURES = {
             'One-time import feature',
         ],
     },
+    icon: {
+        type: 'primitive',
+        jsType: 'string',
+        description: 'Icon identifier for visual representation',
+        example: 'fa:envelope',
+        examples: ['fa:envelope', 'fa:user', 'fa:cog', 'file:slack.svg'],
+        validation: {
+            allowEmpty: false,
+            allowExpressions: false,
+        },
+        notes: [
+            'References icon by name or file path',
+            'Supports Font Awesome icons (fa:) and file paths (file:)',
+            'Used for visual customization in UI',
+        ],
+    },
 };
 exports.COMPLEX_TYPE_EXAMPLES = {
     collection: {

dist/database/database-adapter.js

@@ -311,6 +311,17 @@ class SQLJSStatement {
         this.stmt = stmt;
         this.onModify = onModify;
         this.boundParams = null;
+        this.freed = false;
+    }
+    freeStatement() {
+        if (!this.freed && this.stmt) {
+            try {
+                this.stmt.free();
+                this.freed = true;
+            }
+            catch (e) {
+            }
+        }
     }
     run(...params) {
         try {
@@ -331,6 +342,9 @@ class SQLJSStatement {
             this.stmt.reset();
             throw error;
         }
+        finally {
+            this.freeStatement();
+        }
     }
     get(...params) {
         try {
@@ -352,6 +366,9 @@ class SQLJSStatement {
             this.stmt.reset();
             throw error;
         }
+        finally {
+            this.freeStatement();
+        }
     }
     all(...params) {
         try {
@@ -372,6 +389,9 @@ class SQLJSStatement {
             this.stmt.reset();
             throw error;
         }
+        finally {
+            this.freeStatement();
+        }
     }
     iterate(...params) {
         return this.all(...params)[Symbol.iterator]();

dist/database/node-repository.d.ts

@@ -1,10 +1,20 @@
 import { DatabaseAdapter } from './database-adapter';
 import { ParsedNode } from '../parsers/node-parser';
 import { SQLiteStorageService } from '../services/sqlite-storage-service';
+export interface CommunityNodeFields {
+    isCommunity: boolean;
+    isVerified: boolean;
+    authorName?: string;
+    authorGithubUrl?: string;
+    npmPackageName?: string;
+    npmVersion?: string;
+    npmDownloads?: number;
+    communityFetchedAt?: string;
+}
 export declare class NodeRepository {
     private db;
     constructor(dbOrService: DatabaseAdapter | SQLiteStorageService);
-    saveNode(node: ParsedNode): void;
+    saveNode(node: ParsedNode & Partial<CommunityNodeFields>): void;
     getNode(nodeType: string): any;
     getAITools(): any[];
     private safeJsonParse;
@@ -29,6 +39,30 @@ export declare class NodeRepository {
     getAllResources(): Map<string, any[]>;
     getNodePropertyDefaults(nodeType: string): Record<string, any>;
     getDefaultOperationForResource(nodeType: string, resource?: string): string | undefined;
+    getCommunityNodes(options?: {
+        verified?: boolean;
+        limit?: number;
+        orderBy?: 'downloads' | 'name' | 'updated';
+    }): any[];
+    getCommunityStats(): {
+        total: number;
+        verified: number;
+        unverified: number;
+    };
+    hasNodeByNpmPackage(npmPackageName: string): boolean;
+    getNodeByNpmPackage(npmPackageName: string): any | null;
+    deleteCommunityNodes(): number;
+    updateNodeReadme(nodeType: string, readme: string): void;
+    updateNodeAISummary(nodeType: string, summary: object): void;
+    getCommunityNodesWithoutReadme(): any[];
+    getCommunityNodesWithoutAISummary(): any[];
+    getDocumentationStats(): {
+        total: number;
+        withReadme: number;
+        withAISummary: number;
+        needingReadme: number;
+        needingAISummary: number;
+    };
     saveNodeVersion(versionData: {
         nodeType: string;
         version: string;

dist/database/node-repository.d.ts.map

@@ -1 +1 @@
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dist/database/node-repository.js

@@ -19,10 +19,12 @@ class NodeRepository {
         is_webhook, is_versioned, is_tool_variant, tool_variant_of,
         has_tool_variant, version, documentation,
         properties_schema, operations, credentials_required,
-        outputs, output_names
-      ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+        outputs, output_names,
+        is_community, is_verified, author_name, author_github_url,
+        npm_package_name, npm_version, npm_downloads, community_fetched_at
+      ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
     `);
-        stmt.run(node.nodeType, node.packageName, node.displayName, node.description, node.category, node.style, node.isAITool ? 1 : 0, node.isTrigger ? 1 : 0, node.isWebhook ? 1 : 0, node.isVersioned ? 1 : 0, node.isToolVariant ? 1 : 0, node.toolVariantOf || null, node.hasToolVariant ? 1 : 0, node.version, node.documentation || null, JSON.stringify(node.properties, null, 2), JSON.stringify(node.operations, null, 2), JSON.stringify(node.credentials, null, 2), node.outputs ? JSON.stringify(node.outputs, null, 2) : null, node.outputNames ? JSON.stringify(node.outputNames, null, 2) : null);
+        stmt.run(node.nodeType, node.packageName, node.displayName, node.description, node.category, node.style, node.isAITool ? 1 : 0, node.isTrigger ? 1 : 0, node.isWebhook ? 1 : 0, node.isVersioned ? 1 : 0, node.isToolVariant ? 1 : 0, node.toolVariantOf || null, node.hasToolVariant ? 1 : 0, node.version, node.documentation || null, JSON.stringify(node.properties, null, 2), JSON.stringify(node.operations, null, 2), JSON.stringify(node.credentials, null, 2), node.outputs ? JSON.stringify(node.outputs, null, 2) : null, node.outputNames ? JSON.stringify(node.outputNames, null, 2) : null, node.isCommunity ? 1 : 0, node.isVerified ? 1 : 0, node.authorName || null, node.authorGithubUrl || null, node.npmPackageName || null, node.npmVersion || null, node.npmDownloads || 0, node.communityFetchedAt || null);
     }
     getNode(nodeType) {
         const normalizedType = node_type_normalizer_1.NodeTypeNormalizer.normalizeToFullForm(nodeType);
@@ -37,6 +39,14 @@ class NodeRepository {
                 return this.parseNodeRow(originalRow);
             }
         }
+        if (!row) {
+            const caseInsensitiveRow = this.db.prepare(`
+        SELECT * FROM nodes WHERE LOWER(node_type) = LOWER(?)
+      `).get(nodeType);
+            if (caseInsensitiveRow) {
+                return this.parseNodeRow(caseInsensitiveRow);
+            }
+        }
         if (!row)
             return null;
         return this.parseNodeRow(row);
@@ -214,7 +224,20 @@ class NodeRepository {
             credentials: this.safeJsonParse(row.credentials_required, []),
             hasDocumentation: !!row.documentation,
             outputs: row.outputs ? this.safeJsonParse(row.outputs, null) : null,
-            outputNames: row.output_names ? this.safeJsonParse(row.output_names, null) : null
+            outputNames: row.output_names ? this.safeJsonParse(row.output_names, null) : null,
+            isCommunity: Number(row.is_community) === 1,
+            isVerified: Number(row.is_verified) === 1,
+            authorName: row.author_name || null,
+            authorGithubUrl: row.author_github_url || null,
+            npmPackageName: row.npm_package_name || null,
+            npmVersion: row.npm_version || null,
+            npmDownloads: row.npm_downloads || 0,
+            communityFetchedAt: row.community_fetched_at || null,
+            npmReadme: row.npm_readme || null,
+            aiDocumentationSummary: row.ai_documentation_summary
+                ? this.safeJsonParse(row.ai_documentation_summary, null)
+                : null,
+            aiSummaryGeneratedAt: row.ai_summary_generated_at || null,
         };
     }
     getNodeOperations(nodeType, resource) {
@@ -360,6 +383,98 @@ class NodeRepository {
         }
         return undefined;
     }
+    getCommunityNodes(options) {
+        let sql = 'SELECT * FROM nodes WHERE is_community = 1';
+        const params = [];
+        if (options?.verified !== undefined) {
+            sql += ' AND is_verified = ?';
+            params.push(options.verified ? 1 : 0);
+        }
+        switch (options?.orderBy) {
+            case 'downloads':
+                sql += ' ORDER BY npm_downloads DESC';
+                break;
+            case 'updated':
+                sql += ' ORDER BY community_fetched_at DESC';
+                break;
+            case 'name':
+            default:
+                sql += ' ORDER BY display_name';
+        }
+        if (options?.limit) {
+            sql += ' LIMIT ?';
+            params.push(options.limit);
+        }
+        const rows = this.db.prepare(sql).all(...params);
+        return rows.map(row => this.parseNodeRow(row));
+    }
+    getCommunityStats() {
+        const totalResult = this.db.prepare('SELECT COUNT(*) as count FROM nodes WHERE is_community = 1').get();
+        const verifiedResult = this.db.prepare('SELECT COUNT(*) as count FROM nodes WHERE is_community = 1 AND is_verified = 1').get();
+        return {
+            total: totalResult.count,
+            verified: verifiedResult.count,
+            unverified: totalResult.count - verifiedResult.count
+        };
+    }
+    hasNodeByNpmPackage(npmPackageName) {
+        const result = this.db.prepare('SELECT 1 FROM nodes WHERE npm_package_name = ? LIMIT 1').get(npmPackageName);
+        return !!result;
+    }
+    getNodeByNpmPackage(npmPackageName) {
+        const row = this.db.prepare('SELECT * FROM nodes WHERE npm_package_name = ?').get(npmPackageName);
+        if (!row)
+            return null;
+        return this.parseNodeRow(row);
+    }
+    deleteCommunityNodes() {
+        const result = this.db.prepare('DELETE FROM nodes WHERE is_community = 1').run();
+        return result.changes;
+    }
+    updateNodeReadme(nodeType, readme) {
+        const stmt = this.db.prepare(`
+      UPDATE nodes SET npm_readme = ? WHERE node_type = ?
+    `);
+        stmt.run(readme, nodeType);
+    }
+    updateNodeAISummary(nodeType, summary) {
+        const stmt = this.db.prepare(`
+      UPDATE nodes
+      SET ai_documentation_summary = ?, ai_summary_generated_at = datetime('now')
+      WHERE node_type = ?
+    `);
+        stmt.run(JSON.stringify(summary), nodeType);
+    }
+    getCommunityNodesWithoutReadme() {
+        const rows = this.db.prepare(`
+      SELECT * FROM nodes
+      WHERE is_community = 1 AND (npm_readme IS NULL OR npm_readme = '')
+      ORDER BY npm_downloads DESC
+    `).all();
+        return rows.map(row => this.parseNodeRow(row));
+    }
+    getCommunityNodesWithoutAISummary() {
+        const rows = this.db.prepare(`
+      SELECT * FROM nodes
+      WHERE is_community = 1
+        AND npm_readme IS NOT NULL AND npm_readme != ''
+        AND (ai_documentation_summary IS NULL OR ai_documentation_summary = '')
+      ORDER BY npm_downloads DESC
+    `).all();
+        return rows.map(row => this.parseNodeRow(row));
+    }
+    getDocumentationStats() {
+        const total = this.db.prepare('SELECT COUNT(*) as count FROM nodes WHERE is_community = 1').get().count;
+        const withReadme = this.db.prepare("SELECT COUNT(*) as count FROM nodes WHERE is_community = 1 AND npm_readme IS NOT NULL AND npm_readme != ''").get().count;
+        const withAISummary = this.db.prepare("SELECT COUNT(*) as count FROM nodes WHERE is_community = 1 AND ai_documentation_summary IS NOT NULL AND ai_documentation_summary != ''").get().count;
+        return {
+            total,
+            withReadme,
+            withAISummary,
+            needingReadme: total - withReadme,
+            needingAISummary: withReadme - withAISummary
+        };
+    }
     saveNodeVersion(versionData) {
         const stmt = this.db.prepare(`
       INSERT OR REPLACE INTO node_versions (

dist/http-server-single-session.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"http-server-single-session.d.ts","sourceRoot":"","sources":["../src/http-server-single-session.ts"],"names":[],"mappings":";AAMA,OAAO,OAAO,MAAM,SAAS,CAAC;AAoB9B,OAAO,EAAE,eAAe,EAA2B,MAAM,0BAA0B,CAAC;AACpF,OAAO,EAAE,YAAY,EAAE,MAAM,uBAAuB,CAAC;AAuErD,qBAAa,uBAAuB;IAElC,OAAO,CAAC,UAAU,CAA8D;IAChF,OAAO,CAAC,OAAO,CAA0D;IACzE,OAAO,CAAC,eAAe,CAAsE;IAC7F,OAAO,CAAC,eAAe,CAA4D;IACnF,OAAO,CAAC,kBAAkB,CAAyC;IACnE,OAAO,CAAC,OAAO,CAAwB;IACvC,OAAO,CAAC,cAAc,CAAwB;IAC9C,OAAO,CAAC,aAAa,CAAM;IAC3B,OAAO,CAAC,cAAc,CAAkB;IACxC,OAAO,CAAC,SAAS,CAAuB;IACxC,OAAO,CAAC,YAAY,CAA+B;;IAcnD,OAAO,CAAC,mBAAmB;IAmB3B,OAAO,CAAC,sBAAsB;YAqChB,aAAa;IAuC3B,OAAO,CAAC,qBAAqB;IAO7B,OAAO,CAAC,gBAAgB;IAkBxB,OAAO,CAAC,gBAAgB;IASxB,OAAO,CAAC,sBAAsB;IAkC9B,OAAO,CAAC,mBAAmB;YASb,oBAAoB;YAwBpB,oBAAoB;IAwBlC,OAAO,CAAC,iBAAiB;IAsBzB,OAAO,CAAC,aAAa;IA2BrB,OAAO,CAAC,mBAAmB;IAoDrB,aAAa,CACjB,GAAG,EAAE,OAAO,CAAC,OAAO,EACpB,GAAG,EAAE,OAAO,CAAC,QAAQ,EACrB,eAAe,CAAC,EAAE,eAAe,GAChC,OAAO,CAAC,IAAI,CAAC;YAmOF,eAAe;IA8C7B,OAAO,CAAC,SAAS;IAYjB,OAAO,CAAC,gBAAgB;IASlB,KAAK,IAAI,OAAO,CAAC,IAAI,CAAC;IAgnBtB,QAAQ,IAAI,OAAO,CAAC,IAAI,CAAC;IAkD/B,cAAc,IAAI;QAChB,MAAM,EAAE,OAAO,CAAC;QAChB,SAAS,CAAC,EAAE,MAAM,CAAC;QACnB,GAAG,CAAC,EAAE,MAAM,CAAC;QACb,QAAQ,CAAC,EAAE;YACT,KAAK,EAAE,MAAM,CAAC;YACd,MAAM,EAAE,MAAM,CAAC;YACf,OAAO,EAAE,MAAM,CAAC;YAChB,GAAG,EAAE,MAAM,CAAC;YACZ,UAAU,EAAE,MAAM,EAAE,CAAC;SACtB,CAAC;KACH;IAmDM,kBAAkB,IAAI,YAAY,EAAE;IAoEpC,mBAAmB,CAAC,QAAQ,EAAE,YAAY,EAAE,GAAG,MAAM;CAsG7D"}
+{"version":3,"file":"http-server-single-session.d.ts","sourceRoot":"","sources":["../src/http-server-single-session.ts"],"names":[],"mappings":";AAMA,OAAO,OAAO,MAAM,SAAS,CAAC;AAoB9B,OAAO,EAAE,eAAe,EAA2B,MAAM,0BAA0B,CAAC;AACpF,OAAO,EAAE,YAAY,EAAE,MAAM,uBAAuB,CAAC;AAwErD,qBAAa,uBAAuB;IAElC,OAAO,CAAC,UAAU,CAA8D;IAChF,OAAO,CAAC,OAAO,CAA0D;IACzE,OAAO,CAAC,eAAe,CAAsE;IAC7F,OAAO,CAAC,eAAe,CAA4D;IACnF,OAAO,CAAC,kBAAkB,CAAyC;IACnE,OAAO,CAAC,OAAO,CAAwB;IACvC,OAAO,CAAC,cAAc,CAAwB;IAC9C,OAAO,CAAC,aAAa,CAAM;IAI3B,OAAO,CAAC,cAAc,CAER;IACd,OAAO,CAAC,SAAS,CAAuB;IACxC,OAAO,CAAC,YAAY,CAA+B;;IAcnD,OAAO,CAAC,mBAAmB;IAmB3B,OAAO,CAAC,sBAAsB;YAqChB,aAAa;IAuC3B,OAAO,CAAC,qBAAqB;IAO7B,OAAO,CAAC,gBAAgB;IAkBxB,OAAO,CAAC,gBAAgB;IASxB,OAAO,CAAC,sBAAsB;IAkC9B,OAAO,CAAC,mBAAmB;YASb,oBAAoB;YAwBpB,oBAAoB;IAwBlC,OAAO,CAAC,iBAAiB;IAsBzB,OAAO,CAAC,aAAa;IA2BrB,OAAO,CAAC,mBAAmB;IAoDrB,aAAa,CACjB,GAAG,EAAE,OAAO,CAAC,OAAO,EACpB,GAAG,EAAE,OAAO,CAAC,QAAQ,EACrB,eAAe,CAAC,EAAE,eAAe,GAChC,OAAO,CAAC,IAAI,CAAC;YA0PF,eAAe;IA4D7B,OAAO,CAAC,SAAS;IAYjB,OAAO,CAAC,gBAAgB;IASlB,KAAK,IAAI,OAAO,CAAC,IAAI,CAAC;IAgnBtB,QAAQ,IAAI,OAAO,CAAC,IAAI,CAAC;IA2D/B,cAAc,IAAI;QAChB,MAAM,EAAE,OAAO,CAAC;QAChB,SAAS,CAAC,EAAE,MAAM,CAAC;QACnB,GAAG,CAAC,EAAE,MAAM,CAAC;QACb,QAAQ,CAAC,EAAE;YACT,KAAK,EAAE,MAAM,CAAC;YACd,MAAM,EAAE,MAAM,CAAC;YACf,OAAO,EAAE,MAAM,CAAC;YAChB,GAAG,EAAE,MAAM,CAAC;YACZ,UAAU,EAAE,MAAM,EAAE,CAAC;SACtB,CAAC;KACH;IAmDM,kBAAkB,IAAI,YAAY,EAAE;IAoEpC,mBAAmB,CAAC,QAAQ,EAAE,YAAY,EAAE,GAAG,MAAM;CAsG7D"}

dist/http-server-single-session.js

@@ -22,6 +22,7 @@ const crypto_1 = require("crypto");
 const types_js_1 = require("@modelcontextprotocol/sdk/types.js");
 const protocol_version_1 = require("./utils/protocol-version");
 const instance_context_1 = require("./types/instance-context");
+const shared_database_1 = require("./database/shared-database");
 dotenv_1.default.config();
 const DEFAULT_PROTOCOL_VERSION = protocol_version_1.STANDARD_PROTOCOL_VERSION;
 const MAX_SESSIONS = Math.max(1, parseInt(process.env.N8N_MCP_MAX_SESSIONS || '100', 10));
@@ -52,7 +53,7 @@ class SingleSessionHTTPServer {
         this.contextSwitchLocks = new Map();
         this.session = null;
         this.consoleManager = new console_manager_1.ConsoleManager();
-        this.sessionTimeout = 30 * 60 * 1000;
+        this.sessionTimeout = parseInt(process.env.SESSION_TIMEOUT_MINUTES || '5', 10) * 60 * 1000;
         this.authToken = null;
         this.cleanupTimer = null;
         this.validateEnvironment();
@@ -290,6 +291,25 @@ class SingleSessionHTTPServer {
                         return;
                     }
                     logger_1.logger.info('handleRequest: Creating new transport for initialize request');
+                    if (instanceContext?.instanceId) {
+                        const sessionsToRemove = [];
+                        for (const [existingSessionId, context] of Object.entries(this.sessionContexts)) {
+                            if (context?.instanceId === instanceContext.instanceId) {
+                                sessionsToRemove.push(existingSessionId);
+                            }
+                        }
+                        for (const oldSessionId of sessionsToRemove) {
+                            if (!this.transports[oldSessionId]) {
+                                continue;
+                            }
+                            logger_1.logger.info('Cleaning up previous session for instance', {
+                                instanceId: instanceContext.instanceId,
+                                oldSession: oldSessionId,
+                                reason: 'instance_reconnect'
+                            });
+                            await this.removeSession(oldSessionId, 'instance_reconnect');
+                        }
+                    }
                     let sessionIdToUse;
                     const isMultiTenantEnabled = process.env.ENABLE_MULTI_TENANT === 'true';
                     const sessionStrategy = process.env.MULTI_TENANT_SESSION_STRATEGY || 'instance';
@@ -434,12 +454,21 @@ class SingleSessionHTTPServer {
     }
     async resetSessionSSE(res) {
         if (this.session) {
+            const sessionId = this.session.sessionId;
+            logger_1.logger.info('Closing previous session for SSE', { sessionId });
+            if (this.session.server && typeof this.session.server.close === 'function') {
+                try {
+                    await this.session.server.close();
+                }
+                catch (serverError) {
+                    logger_1.logger.warn('Error closing server for SSE session', { sessionId, error: serverError });
+                }
+            }
             try {
-                logger_1.logger.info('Closing previous session for SSE', { sessionId: this.session.sessionId });
                 await this.session.transport.close();
             }
-            catch (error) {
-                logger_1.logger.warn('Error closing previous session:', error);
+            catch (transportError) {
+                logger_1.logger.warn('Error closing transport for SSE session', { sessionId, error: transportError });
             }
         }
         try {
@@ -1014,6 +1043,13 @@ class SingleSessionHTTPServer {
                 });
             });
         }
+        try {
+            await (0, shared_database_1.closeSharedDatabase)();
+            logger_1.logger.info('Shared database closed');
+        }
+        catch (error) {
+            logger_1.logger.warn('Error closing shared database:', error);
+        }
         logger_1.logger.info('Single-Session HTTP server shutdown completed');
     }
     getSessionInfo() {

dist/http-server.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"http-server.d.ts","sourceRoot":"","sources":["../src/http-server.ts"],"names":[],"mappings":";AA0CA,wBAAgB,aAAa,IAAI,MAAM,GAAG,IAAI,CAsB7C;AA+DD,wBAAsB,oBAAoB,kBA+dzC;AAGD,OAAO,QAAQ,cAAc,CAAC;IAC5B,UAAU,yBAAyB;QACjC,WAAW,CAAC,IAAI,EAAE,MAAM,EAAE,IAAI,EAAE,GAAG,GAAG,OAAO,CAAC,GAAG,CAAC,CAAC;KACpD;CACF"}
+{"version":3,"file":"http-server.d.ts","sourceRoot":"","sources":["../src/http-server.ts"],"names":[],"mappings":";AAiDA,wBAAgB,aAAa,IAAI,MAAM,GAAG,IAAI,CAsB7C;AAmED,wBAAsB,oBAAoB,kBAsezC;AAGD,OAAO,QAAQ,cAAc,CAAC;IAC5B,UAAU,yBAAyB;QACjC,WAAW,CAAC,IAAI,EAAE,MAAM,EAAE,IAAI,EAAE,GAAG,GAAG,OAAO,CAAC,GAAG,CAAC,CAAC;KACpD;CACF"}

dist/http-server.js

@@ -85,6 +85,9 @@ async function shutdown() {
     }
 }
 async function startFixedHTTPServer() {
+    logger_1.logger.warn('DEPRECATION: startFixedHTTPServer() is deprecated as of v2.31.8. ' +
+        'Use SingleSessionHTTPServer which supports SSE streaming. ' +
+        'See: https://github.com/czlonkowski/n8n-mcp/issues/524');
     validateEnvironment();
     const app = (0, express_1.default)();
     const trustProxy = process.env.TRUST_PROXY ? Number(process.env.TRUST_PROXY) : 0;

dist/index.d.ts

@@ -5,6 +5,8 @@ export { N8NDocumentationMCPServer } from './mcp/server';
 export type { InstanceContext } from './types/instance-context';
 export { validateInstanceContext, isInstanceContext } from './types/instance-context';
 export type { SessionState } from './types/session-state';
+export type { UIAppConfig, UIMetadata } from './mcp/ui/types';
+export { UI_APP_CONFIGS } from './mcp/ui/app-configs';
 export type { Tool, CallToolResult, ListToolsResult } from '@modelcontextprotocol/sdk/types.js';
 import N8NMCPEngine from './mcp-engine';
 export default N8NMCPEngine;

dist/index.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":"AAOA,OAAO,EAAE,YAAY,EAAE,YAAY,EAAE,aAAa,EAAE,MAAM,cAAc,CAAC;AACzE,OAAO,EAAE,uBAAuB,EAAE,MAAM,8BAA8B,CAAC;AACvE,OAAO,EAAE,cAAc,EAAE,MAAM,yBAAyB,CAAC;AACzD,OAAO,EAAE,yBAAyB,EAAE,MAAM,cAAc,CAAC;AAGzD,YAAY,EACV,eAAe,EAChB,MAAM,0BAA0B,CAAC;AAClC,OAAO,EACL,uBAAuB,EACvB,iBAAiB,EAClB,MAAM,0BAA0B,CAAC;AAClC,YAAY,EACV,YAAY,EACb,MAAM,uBAAuB,CAAC;AAG/B,YAAY,EACV,IAAI,EACJ,cAAc,EACd,eAAe,EAChB,MAAM,oCAAoC,CAAC;AAG5C,OAAO,YAAY,MAAM,cAAc,CAAC;AACxC,eAAe,YAAY,CAAC"}
+{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":"AAOA,OAAO,EAAE,YAAY,EAAE,YAAY,EAAE,aAAa,EAAE,MAAM,cAAc,CAAC;AACzE,OAAO,EAAE,uBAAuB,EAAE,MAAM,8BAA8B,CAAC;AACvE,OAAO,EAAE,cAAc,EAAE,MAAM,yBAAyB,CAAC;AACzD,OAAO,EAAE,yBAAyB,EAAE,MAAM,cAAc,CAAC;AAGzD,YAAY,EACV,eAAe,EAChB,MAAM,0BAA0B,CAAC;AAClC,OAAO,EACL,uBAAuB,EACvB,iBAAiB,EAClB,MAAM,0BAA0B,CAAC;AAClC,YAAY,EACV,YAAY,EACb,MAAM,uBAAuB,CAAC;AAG/B,YAAY,EAAE,WAAW,EAAE,UAAU,EAAE,MAAM,gBAAgB,CAAC;AAC9D,OAAO,EAAE,cAAc,EAAE,MAAM,sBAAsB,CAAC;AAGtD,YAAY,EACV,IAAI,EACJ,cAAc,EACd,eAAe,EAChB,MAAM,oCAAoC,CAAC;AAG5C,OAAO,YAAY,MAAM,cAAc,CAAC;AACxC,eAAe,YAAY,CAAC"}

dist/index.js

@@ -3,7 +3,7 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.isInstanceContext = exports.validateInstanceContext = exports.N8NDocumentationMCPServer = exports.ConsoleManager = exports.SingleSessionHTTPServer = exports.N8NMCPEngine = void 0;
+exports.UI_APP_CONFIGS = exports.isInstanceContext = exports.validateInstanceContext = exports.N8NDocumentationMCPServer = exports.ConsoleManager = exports.SingleSessionHTTPServer = exports.N8NMCPEngine = void 0;
 var mcp_engine_1 = require("./mcp-engine");
 Object.defineProperty(exports, "N8NMCPEngine", { enumerable: true, get: function () { return mcp_engine_1.N8NMCPEngine; } });
 var http_server_single_session_1 = require("./http-server-single-session");
@@ -15,6 +15,8 @@ Object.defineProperty(exports, "N8NDocumentationMCPServer", { enumerable: true,
 var instance_context_1 = require("./types/instance-context");
 Object.defineProperty(exports, "validateInstanceContext", { enumerable: true, get: function () { return instance_context_1.validateInstanceContext; } });
 Object.defineProperty(exports, "isInstanceContext", { enumerable: true, get: function () { return instance_context_1.isInstanceContext; } });
+var app_configs_1 = require("./mcp/ui/app-configs");
+Object.defineProperty(exports, "UI_APP_CONFIGS", { enumerable: true, get: function () { return app_configs_1.UI_APP_CONFIGS; } });
 const mcp_engine_2 = __importDefault(require("./mcp-engine"));
 exports.default = mcp_engine_2.default;
 //# sourceMappingURL=index.js.map

dist/index.js.map

@@ -1 +1 @@
-{"version":3,"file":"index.js","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":";;;;;;AAOA,2CAAyE;AAAhE,0GAAA,YAAY,OAAA;AACrB,2EAAuE;AAA9D,qIAAA,uBAAuB,OAAA;AAChC,2DAAyD;AAAhD,iHAAA,cAAc,OAAA;AACvB,uCAAyD;AAAhD,mHAAA,yBAAyB,OAAA;AAMlC,6DAGkC;AAFhC,2HAAA,uBAAuB,OAAA;AACvB,qHAAA,iBAAiB,OAAA;AAcnB,8DAAwC;AACxC,kBAAe,oBAAY,CAAC"}
+{"version":3,"file":"index.js","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":";;;;;;AAOA,2CAAyE;AAAhE,0GAAA,YAAY,OAAA;AACrB,2EAAuE;AAA9D,qIAAA,uBAAuB,OAAA;AAChC,2DAAyD;AAAhD,iHAAA,cAAc,OAAA;AACvB,uCAAyD;AAAhD,mHAAA,yBAAyB,OAAA;AAMlC,6DAGkC;AAFhC,2HAAA,uBAAuB,OAAA;AACvB,qHAAA,iBAAiB,OAAA;AAQnB,oDAAsD;AAA7C,6GAAA,cAAc,OAAA;AAUvB,8DAAwC;AACxC,kBAAe,oBAAY,CAAC"}

dist/loaders/node-loader.d.ts

@@ -6,6 +6,8 @@ export interface LoadedNode {
 export declare class N8nNodeLoader {
     private readonly CORE_PACKAGES;
     loadAllNodes(): Promise<LoadedNode[]>;
+    private resolvePackageDir;
+    private loadNodeModule;
     private loadPackageNodes;
 }
 //# sourceMappingURL=node-loader.d.ts.map

dist/loaders/node-loader.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"node-loader.d.ts","sourceRoot":"","sources":["../../src/loaders/node-loader.ts"],"names":[],"mappings":"AAEA,MAAM,WAAW,UAAU;IACzB,WAAW,EAAE,MAAM,CAAC;IACpB,QAAQ,EAAE,MAAM,CAAC;IACjB,SAAS,EAAE,GAAG,CAAC;CAChB;AAED,qBAAa,aAAa;IACxB,OAAO,CAAC,QAAQ,CAAC,aAAa,CAG5B;IAEI,YAAY,IAAI,OAAO,CAAC,UAAU,EAAE,CAAC;YAmB7B,gBAAgB;CAqD/B"}
+{"version":3,"file":"node-loader.d.ts","sourceRoot":"","sources":["../../src/loaders/node-loader.ts"],"names":[],"mappings":"AAEA,MAAM,WAAW,UAAU;IACzB,WAAW,EAAE,MAAM,CAAC;IACpB,QAAQ,EAAE,MAAM,CAAC;IACjB,SAAS,EAAE,GAAG,CAAC;CAChB;AAED,qBAAa,aAAa;IACxB,OAAO,CAAC,QAAQ,CAAC,aAAa,CAG5B;IAEI,YAAY,IAAI,OAAO,CAAC,UAAU,EAAE,CAAC;IAuB3C,OAAO,CAAC,iBAAiB;IAUzB,OAAO,CAAC,cAAc;YAIR,gBAAgB;CAuD/B"}

dist/loaders/node-loader.js

@@ -28,15 +28,23 @@ class N8nNodeLoader {
         }
         return results;
     }
+    resolvePackageDir(packagePath) {
+        const pkgJsonPath = require.resolve(`${packagePath}/package.json`);
+        return path_1.default.dirname(pkgJsonPath);
+    }
+    loadNodeModule(absolutePath) {
+        return require(absolutePath);
+    }
     async loadPackageNodes(packageName, packagePath, packageJson) {
         const n8nConfig = packageJson.n8n || {};
         const nodes = [];
+        const packageDir = this.resolvePackageDir(packagePath);
         const nodesList = n8nConfig.nodes || [];
         if (Array.isArray(nodesList)) {
             for (const nodePath of nodesList) {
                 try {
-                    const fullPath = require.resolve(`${packagePath}/${nodePath}`);
-                    const nodeModule = require(fullPath);
+                    const fullPath = path_1.default.join(packageDir, nodePath);
+                    const nodeModule = this.loadNodeModule(fullPath);
                     const nodeNameMatch = nodePath.match(/\/([^\/]+)\.node\.(js|ts)$/);
                     const nodeName = nodeNameMatch ? nodeNameMatch[1] : path_1.default.basename(nodePath, '.node.js');
                     const NodeClass = nodeModule.default || nodeModule[nodeName] || Object.values(nodeModule)[0];
@@ -56,8 +64,8 @@ class N8nNodeLoader {
         else {
             for (const [nodeName, nodePath] of Object.entries(nodesList)) {
                 try {
-                    const fullPath = require.resolve(`${packagePath}/${nodePath}`);
-                    const nodeModule = require(fullPath);
+                    const fullPath = path_1.default.join(packageDir, nodePath);
+                    const nodeModule = this.loadNodeModule(fullPath);
                     const NodeClass = nodeModule.default || nodeModule[nodeName] || Object.values(nodeModule)[0];
                     if (NodeClass) {
                         nodes.push({ packageName, nodeName, NodeClass });

dist/loaders/node-loader.js.map

@@ -1 +1 @@
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dist/mcp/handlers-n8n-manager.d.ts.map

@@ -1 +1 @@
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dist/mcp/handlers-n8n-manager.js

@@ -1024,14 +1024,18 @@ async function handleGetExecution(args, context) {
         const client = ensureApiConfigured(context);
         const schema = zod_1.z.object({
             id: zod_1.z.string(),
-            mode: zod_1.z.enum(['preview', 'summary', 'filtered', 'full']).optional(),
+            mode: zod_1.z.enum(['preview', 'summary', 'filtered', 'full', 'error']).optional(),
             nodeNames: zod_1.z.array(zod_1.z.string()).optional(),
             itemsLimit: zod_1.z.number().optional(),
             includeInputData: zod_1.z.boolean().optional(),
-            includeData: zod_1.z.boolean().optional()
+            includeData: zod_1.z.boolean().optional(),
+            errorItemsLimit: zod_1.z.number().min(0).max(100).optional(),
+            includeStackTrace: zod_1.z.boolean().optional(),
+            includeExecutionPath: zod_1.z.boolean().optional(),
+            fetchWorkflow: zod_1.z.boolean().optional()
         });
         const params = schema.parse(args);
-        const { id, mode, nodeNames, itemsLimit, includeInputData, includeData } = params;
+        const { id, mode, nodeNames, itemsLimit, includeInputData, includeData, errorItemsLimit, includeStackTrace, includeExecutionPath, fetchWorkflow } = params;
         let effectiveMode = mode;
         if (!effectiveMode && includeData !== undefined) {
             effectiveMode = includeData ? 'summary' : undefined;
@@ -1044,13 +1048,28 @@ async function handleGetExecution(args, context) {
                 data: execution
             };
         }
+        let workflow;
+        if (effectiveMode === 'error' && fetchWorkflow !== false && execution.workflowId) {
+            try {
+                workflow = await client.getWorkflow(execution.workflowId);
+            }
+            catch (e) {
+                logger_1.logger.debug('Could not fetch workflow for error analysis', {
+                    workflowId: execution.workflowId,
+                    error: e instanceof Error ? e.message : 'Unknown error'
+                });
+            }
+        }
         const filterOptions = {
             mode: effectiveMode,
             nodeNames,
             itemsLimit,
-            includeInputData
+            includeInputData,
+            errorItemsLimit,
+            includeStackTrace,
+            includeExecutionPath
         };
-        const processedExecution = (0, execution_processor_1.processExecution)(execution, filterOptions);
+        const processedExecution = (0, execution_processor_1.processExecution)(execution, filterOptions, workflow);
         return {
             success: true,
             data: processedExecution

dist/mcp/index.js

@@ -124,6 +124,15 @@ Learn more: https://github.com/czlonkowski/n8n-mcp/blob/main/PRIVACY.md
             checkpoints.push(startup_checkpoints_1.STARTUP_CHECKPOINTS.MCP_HANDSHAKE_STARTING);
             if (mode === 'http') {
                 if (process.env.USE_FIXED_HTTP === 'true') {
+                    logger_1.logger.warn('DEPRECATION WARNING: USE_FIXED_HTTP=true is deprecated as of v2.31.8. ' +
+                        'The fixed HTTP implementation does not support SSE streaming required by clients like OpenAI Codex. ' +
+                        'Please unset USE_FIXED_HTTP to use the modern SingleSessionHTTPServer which supports both JSON-RPC and SSE. ' +
+                        'This option will be removed in a future version. See: https://github.com/czlonkowski/n8n-mcp/issues/524');
+                    console.warn('\n⚠️  DEPRECATION WARNING ⚠️');
+                    console.warn('USE_FIXED_HTTP=true is deprecated as of v2.31.8.');
+                    console.warn('The fixed HTTP implementation does not support SSE streaming.');
+                    console.warn('Please unset USE_FIXED_HTTP to use SingleSessionHTTPServer.');
+                    console.warn('See: https://github.com/czlonkowski/n8n-mcp/issues/524\n');
                     const { startFixedHTTPServer } = await Promise.resolve().then(() => __importStar(require('../http-server')));
                     await startFixedHTTPServer();
                 }

dist/mcp/server.d.ts

@@ -13,6 +13,9 @@ export declare class N8NDocumentationMCPServer {
     private previousToolTimestamp;
     private earlyLogger;
     private disabledToolsCache;
+    private useSharedDatabase;
+    private sharedDbState;
+    private isShutdown;
     constructor(instanceContext?: InstanceContext, earlyLogger?: EarlyErrorLogger);
     close(): Promise<void>;
     private initializeDatabase;
@@ -40,6 +43,7 @@ export declare class N8NDocumentationMCPServer {
     private rankSearchResults;
     private listAITools;
     private getNodeDocumentation;
+    private safeJsonParse;
     private getDatabaseStatistics;
     private getNodeEssentials;
     private getNode;

dist/mcp/server.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"server.d.ts","sourceRoot":"","sources":["../../src/mcp/server.ts"],"names":[],"mappings":"AAsCA,OAAO,EAAE,eAAe,EAAE,MAAM,2BAA2B,CAAC;AAE5D,OAAO,EAAE,gBAAgB,EAAE,MAAM,iCAAiC,CAAC;AAgGnE,qBAAa,yBAAyB;IACpC,OAAO,CAAC,MAAM,CAAS;IACvB,OAAO,CAAC,EAAE,CAAgC;IAC1C,OAAO,CAAC,UAAU,CAA+B;IACjD,OAAO,CAAC,eAAe,CAAgC;IACvD,OAAO,CAAC,WAAW,CAAgB;IACnC,OAAO,CAAC,KAAK,CAAqB;IAClC,OAAO,CAAC,UAAU,CAAa;IAC/B,OAAO,CAAC,eAAe,CAAC,CAAkB;IAC1C,OAAO,CAAC,YAAY,CAAuB;IAC3C,OAAO,CAAC,qBAAqB,CAAsB;IACnD,OAAO,CAAC,WAAW,CAAiC;IACpD,OAAO,CAAC,kBAAkB,CAA4B;gBAE1C,eAAe,CAAC,EAAE,eAAe,EAAE,WAAW,CAAC,EAAE,gBAAgB;IAiGvE,KAAK,IAAI,OAAO,CAAC,IAAI,CAAC;YA6Bd,kBAAkB;YAwClB,wBAAwB;IA0BtC,OAAO,CAAC,kBAAkB;YA6CZ,iBAAiB;IAa/B,OAAO,CAAC,eAAe,CAAkB;YAE3B,sBAAsB;IAgDpC,OAAO,CAAC,gBAAgB;IAqCxB,OAAO,CAAC,aAAa;IAoTrB,OAAO,CAAC,wBAAwB;IAoFhC,OAAO,CAAC,kBAAkB;IAqE1B,OAAO,CAAC,uBAAuB;IAwB/B,OAAO,CAAC,qBAAqB;YAgTf,SAAS;YA2DT,WAAW;YAkFX,WAAW;YAyCX,cAAc;YAyKd,gBAAgB;IAqD9B,OAAO,CAAC,mBAAmB;IAwE3B,OAAO,CAAC,eAAe;YAsBT,eAAe;IAqI7B,OAAO,CAAC,kBAAkB;IAQ1B,OAAO,CAAC,uBAAuB;IA0D/B,OAAO,CAAC,iBAAiB;YAqFX,WAAW;YAgCX,oBAAoB;YA2EpB,qBAAqB;YAwDrB,iBAAiB;YAiKjB,OAAO;YAgDP,cAAc;YAwFd,iBAAiB;IAqC/B,OAAO,CAAC,iBAAiB;IA0BzB,OAAO,CAAC,iBAAiB;IA0BzB,OAAO,CAAC,eAAe;IAwCvB,OAAO,CAAC,kBAAkB;IAiC1B,OAAO,CAAC,aAAa;IAoCrB,OAAO,CAAC,0BAA0B;IAgClC,OAAO,CAAC,4BAA4B;YAKtB,oBAAoB;IAsDlC,OAAO,CAAC,gBAAgB;YAiBV,SAAS;YA6CT,kBAAkB;YA+DlB,uBAAuB;YAsDvB,iBAAiB;IAqE/B,OAAO,CAAC,qBAAqB;IA8C7B,OAAO,CAAC,uBAAuB;IA4D/B,OAAO,CAAC,wBAAwB;IAkChC,OAAO,CAAC,iBAAiB;YAoDX,mBAAmB;YAkGnB,qBAAqB;IAS7B,OAAO,CAAC,SAAS,EAAE,GAAG,GAAG,OAAO,CAAC,IAAI,CAAC;YAS9B,aAAa;YAcb,iBAAiB;YAoBjB,WAAW;YAwBX,eAAe;YAqBf,mBAAmB;YAwBnB,yBAAyB;IA4CvC,OAAO,CAAC,kBAAkB;YAiBZ,gBAAgB;YA6HhB,2BAA2B;YAiE3B,2BAA2B;IAyEnC,GAAG,IAAI,OAAO,CAAC,IAAI,CAAC;IA0BpB,QAAQ,IAAI,OAAO,CAAC,IAAI,CAAC;CAuBhC"}
+{"version":3,"file":"server.d.ts","sourceRoot":"","sources":["../../src/mcp/server.ts"],"names":[],"mappings":"AA0CA,OAAO,EAAE,eAAe,EAAE,MAAM,2BAA2B,CAAC;AAE5D,OAAO,EAAE,gBAAgB,EAAE,MAAM,iCAAiC,CAAC;AAmGnE,qBAAa,yBAAyB;IACpC,OAAO,CAAC,MAAM,CAAS;IACvB,OAAO,CAAC,EAAE,CAAgC;IAC1C,OAAO,CAAC,UAAU,CAA+B;IACjD,OAAO,CAAC,eAAe,CAAgC;IACvD,OAAO,CAAC,WAAW,CAAgB;IACnC,OAAO,CAAC,KAAK,CAAqB;IAClC,OAAO,CAAC,UAAU,CAAa;IAC/B,OAAO,CAAC,eAAe,CAAC,CAAkB;IAC1C,OAAO,CAAC,YAAY,CAAuB;IAC3C,OAAO,CAAC,qBAAqB,CAAsB;IACnD,OAAO,CAAC,WAAW,CAAiC;IACpD,OAAO,CAAC,kBAAkB,CAA4B;IACtD,OAAO,CAAC,iBAAiB,CAAkB;IAC3C,OAAO,CAAC,aAAa,CAAoC;IACzD,OAAO,CAAC,UAAU,CAAkB;gBAExB,eAAe,CAAC,EAAE,eAAe,EAAE,WAAW,CAAC,EAAE,gBAAgB;IAuGvE,KAAK,IAAI,OAAO,CAAC,IAAI,CAAC;YA+Cd,kBAAkB;YAiDlB,wBAAwB;IA0BtC,OAAO,CAAC,kBAAkB;YA6CZ,iBAAiB;IAa/B,OAAO,CAAC,eAAe,CAAkB;YAE3B,sBAAsB;IAgDpC,OAAO,CAAC,gBAAgB;IAqCxB,OAAO,CAAC,aAAa;IA8VrB,OAAO,CAAC,wBAAwB;IAoFhC,OAAO,CAAC,kBAAkB;IAqE1B,OAAO,CAAC,uBAAuB;IAwB/B,OAAO,CAAC,qBAAqB;YAoTf,SAAS;YA2DT,WAAW;YAkFX,WAAW;YA0CX,cAAc;YA8Md,gBAAgB;IAqD9B,OAAO,CAAC,mBAAmB;IAwE3B,OAAO,CAAC,eAAe;YAsBT,eAAe;IA2L7B,OAAO,CAAC,kBAAkB;IAQ1B,OAAO,CAAC,uBAAuB;IA0D/B,OAAO,CAAC,iBAAiB;YAqFX,WAAW;YAgCX,oBAAoB;IAuFlC,OAAO,CAAC,aAAa;YAQP,qBAAqB;YAwDrB,iBAAiB;YAiKjB,OAAO;YAgDP,cAAc;YAwFd,iBAAiB;IAqC/B,OAAO,CAAC,iBAAiB;IA0BzB,OAAO,CAAC,iBAAiB;IA0BzB,OAAO,CAAC,eAAe;IAwCvB,OAAO,CAAC,kBAAkB;IAiC1B,OAAO,CAAC,aAAa;IAoCrB,OAAO,CAAC,0BAA0B;IAgClC,OAAO,CAAC,4BAA4B;YAKtB,oBAAoB;IAsDlC,OAAO,CAAC,gBAAgB;YAiBV,SAAS;YA6CT,kBAAkB;YAqElB,uBAAuB;YAsDvB,iBAAiB;IAqE/B,OAAO,CAAC,qBAAqB;IA8C7B,OAAO,CAAC,uBAAuB;IA4D/B,OAAO,CAAC,wBAAwB;IAkChC,OAAO,CAAC,iBAAiB;YAoDX,mBAAmB;YAoEnB,qBAAqB;IAS7B,OAAO,CAAC,SAAS,EAAE,GAAG,GAAG,OAAO,CAAC,IAAI,CAAC;YAS9B,aAAa;YAcb,iBAAiB;YAoBjB,WAAW;YAwBX,eAAe;YAqBf,mBAAmB;YAwBnB,yBAAyB;IA4CvC,OAAO,CAAC,kBAAkB;YAiBZ,gBAAgB;YA6HhB,2BAA2B;YAiE3B,2BAA2B;IAyEnC,GAAG,IAAI,OAAO,CAAC,IAAI,CAAC;IA0BpB,QAAQ,IAAI,OAAO,CAAC,IAAI,CAAC;CAgEhC"}

dist/mcp/server.js

@@ -43,14 +43,17 @@ const types_js_1 = require("@modelcontextprotocol/sdk/types.js");
 const fs_1 = require("fs");
 const path_1 = __importDefault(require("path"));
 const tools_1 = require("./tools");
+const ui_1 = require("./ui");
 const tools_n8n_manager_1 = require("./tools-n8n-manager");
 const tools_n8n_friendly_1 = require("./tools-n8n-friendly");
 const workflow_examples_1 = require("./workflow-examples");
 const logger_1 = require("../utils/logger");
 const node_repository_1 = require("../database/node-repository");
 const database_adapter_1 = require("../database/database-adapter");
+const shared_database_1 = require("../database/shared-database");
 const property_filter_1 = require("../services/property-filter");
 const task_templates_1 = require("../services/task-templates");
+const config_validator_1 = require("../services/config-validator");
 const enhanced_config_validator_1 = require("../services/enhanced-config-validator");
 const property_dependencies_1 = require("../services/property-dependencies");
 const type_structure_service_1 = require("../services/type-structure-service");
@@ -79,6 +82,9 @@ class N8NDocumentationMCPServer {
         this.previousToolTimestamp = Date.now();
         this.earlyLogger = null;
         this.disabledToolsCache = null;
+        this.useSharedDatabase = false;
+        this.sharedDbState = null;
+        this.isShutdown = false;
         this.dbHealthChecked = false;
         this.instanceContext = instanceContext;
         this.earlyLogger = earlyLogger || null;
@@ -143,15 +149,29 @@ class N8NDocumentationMCPServer {
         }, {
             capabilities: {
                 tools: {},
+                resources: {},
             },
         });
+        ui_1.UIAppRegistry.load();
         this.setupHandlers();
     }
     async close() {
+        try {
+            await this.initialized;
+        }
+        catch (error) {
+            logger_1.logger.debug('Initialization had failed, proceeding with cleanup', {
+                error: error instanceof Error ? error.message : String(error)
+            });
+        }
         try {
             await this.server.close();
             this.cache.destroy();
-            if (this.db) {
+            if (this.useSharedDatabase && this.sharedDbState) {
+                (0, shared_database_1.releaseSharedDatabase)(this.sharedDbState);
+                logger_1.logger.debug('Released shared database reference');
+            }
+            else if (this.db) {
                 try {
                     this.db.close();
                 }
@@ -165,6 +185,7 @@ class N8NDocumentationMCPServer {
             this.repository = null;
             this.templateService = null;
             this.earlyLogger = null;
+            this.sharedDbState = null;
         }
         catch (error) {
             logger_1.logger.warn('Error closing MCP server', { error: error instanceof Error ? error.message : String(error) });
@@ -176,17 +197,27 @@ class N8NDocumentationMCPServer {
                 this.earlyLogger.logCheckpoint(startup_checkpoints_1.STARTUP_CHECKPOINTS.DATABASE_CONNECTING);
             }
             logger_1.logger.debug('Database initialization starting...', { dbPath });
-            this.db = await (0, database_adapter_1.createDatabaseAdapter)(dbPath);
-            logger_1.logger.debug('Database adapter created');
             if (dbPath === ':memory:') {
+                this.db = await (0, database_adapter_1.createDatabaseAdapter)(dbPath);
+                logger_1.logger.debug('Database adapter created (in-memory mode)');
                 await this.initializeInMemorySchema();
                 logger_1.logger.debug('In-memory schema initialized');
+                this.repository = new node_repository_1.NodeRepository(this.db);
+                this.templateService = new template_service_1.TemplateService(this.db);
+                enhanced_config_validator_1.EnhancedConfigValidator.initializeSimilarityServices(this.repository);
+                this.useSharedDatabase = false;
+            }
+            else {
+                const sharedState = await (0, shared_database_1.getSharedDatabase)(dbPath);
+                this.db = sharedState.db;
+                this.repository = sharedState.repository;
+                this.templateService = sharedState.templateService;
+                this.sharedDbState = sharedState;
+                this.useSharedDatabase = true;
+                logger_1.logger.debug('Using shared database connection');
             }
-            this.repository = new node_repository_1.NodeRepository(this.db);
             logger_1.logger.debug('Node repository initialized');
-            this.templateService = new template_service_1.TemplateService(this.db);
             logger_1.logger.debug('Template service initialized');
-            enhanced_config_validator_1.EnhancedConfigValidator.initializeSimilarityServices(this.repository);
             logger_1.logger.debug('Similarity services initialized');
             if (this.earlyLogger) {
                 this.earlyLogger.logCheckpoint(startup_checkpoints_1.STARTUP_CHECKPOINTS.DATABASE_CONNECTED);
@@ -340,6 +371,7 @@ class N8NDocumentationMCPServer {
                 protocolVersion: negotiationResult.version,
                 capabilities: {
                     tools: {},
+                    resources: {},
                 },
                 serverInfo: {
                     name: 'n8n-documentation-mcp',
@@ -395,6 +427,7 @@ class N8NDocumentationMCPServer {
                     description: tool.description
                 });
             });
+            ui_1.UIAppRegistry.injectToolMeta(tools);
             return { tools };
         });
         this.server.setRequestHandler(types_js_1.CallToolRequestSchema, async (request) => {
@@ -534,6 +567,39 @@ class N8NDocumentationMCPServer {
                 };
             }
         });
+        this.server.setRequestHandler(types_js_1.ListResourcesRequestSchema, async () => {
+            const apps = ui_1.UIAppRegistry.getAllApps();
+            return {
+                resources: apps
+                    .filter(app => app.html !== null)
+                    .map(app => ({
+                    uri: app.config.uri,
+                    name: app.config.displayName,
+                    description: app.config.description,
+                    mimeType: app.config.mimeType,
+                })),
+            };
+        });
+        this.server.setRequestHandler(types_js_1.ReadResourceRequestSchema, async (request) => {
+            const uri = request.params.uri;
+            const match = uri.match(/^ui:\/\/n8n-mcp\/(.+)$/);
+            if (!match) {
+                throw new Error(`Unknown resource URI: ${uri}`);
+            }
+            const app = ui_1.UIAppRegistry.getAppById(match[1]);
+            if (!app || !app.html) {
+                throw new Error(`UI app not found or not built: ${match[1]}`);
+            }
+            return {
+                contents: [
+                    {
+                        uri: app.config.uri,
+                        mimeType: app.config.mimeType,
+                        text: app.html,
+                    },
+                ],
+            };
+        });
     }
     sanitizeValidationResult(result, toolName) {
         if (!result || typeof result !== 'object') {
@@ -749,7 +815,11 @@ class N8NDocumentationMCPServer {
             case 'search_nodes':
                 this.validateToolParams(name, args, ['query']);
                 const limit = args.limit !== undefined ? Number(args.limit) || 20 : 20;
-                return this.searchNodes(args.query, limit, { mode: args.mode, includeExamples: args.includeExamples });
+                return this.searchNodes(args.query, limit, {
+                    mode: args.mode,
+                    includeExamples: args.includeExamples,
+                    source: args.source
+                });
             case 'get_node':
                 this.validateToolParams(name, args, ['nodeType']);
                 if (args.mode === 'docs') {
@@ -1088,6 +1158,19 @@ class N8NDocumentationMCPServer {
             }
         }
         try {
+            let sourceFilter = '';
+            const sourceValue = options?.source || 'all';
+            switch (sourceValue) {
+                case 'core':
+                    sourceFilter = 'AND n.is_community = 0';
+                    break;
+                case 'community':
+                    sourceFilter = 'AND n.is_community = 1';
+                    break;
+                case 'verified':
+                    sourceFilter = 'AND n.is_community = 1 AND n.is_verified = 1';
+                    break;
+            }
             const nodes = this.db.prepare(`
         SELECT
           n.*,
@@ -1095,6 +1178,7 @@ class N8NDocumentationMCPServer {
         FROM nodes n
         JOIN nodes_fts ON n.rowid = nodes_fts.rowid
         WHERE nodes_fts MATCH ?
+        ${sourceFilter}
         ORDER BY
           CASE
             WHEN LOWER(n.display_name) = LOWER(?) THEN 0
@@ -1127,15 +1211,28 @@ class N8NDocumentationMCPServer {
             }
             const result = {
                 query,
-                results: scoredNodes.map(node => ({
-                    nodeType: node.node_type,
-                    workflowNodeType: (0, node_utils_1.getWorkflowNodeType)(node.package_name, node.node_type),
-                    displayName: node.display_name,
-                    description: node.description,
-                    category: node.category,
-                    package: node.package_name,
-                    relevance: this.calculateRelevance(node, cleanedQuery)
-                })),
+                results: scoredNodes.map(node => {
+                    const nodeResult = {
+                        nodeType: node.node_type,
+                        workflowNodeType: (0, node_utils_1.getWorkflowNodeType)(node.package_name, node.node_type),
+                        displayName: node.display_name,
+                        description: node.description,
+                        category: node.category,
+                        package: node.package_name,
+                        relevance: this.calculateRelevance(node, cleanedQuery)
+                    };
+                    if (node.is_community === 1) {
+                        nodeResult.isCommunity = true;
+                        nodeResult.isVerified = node.is_verified === 1;
+                        if (node.author_name) {
+                            nodeResult.authorName = node.author_name;
+                        }
+                        if (node.npm_downloads) {
+                            nodeResult.npmDownloads = node.npm_downloads;
+                        }
+                    }
+                    return nodeResult;
+                }),
                 totalCount: scoredNodes.length
             };
             if (mode !== 'OR') {
@@ -1297,24 +1394,51 @@ class N8NDocumentationMCPServer {
     async searchNodesLIKE(query, limit, options) {
         if (!this.db)
             throw new Error('Database not initialized');
+        let sourceFilter = '';
+        const sourceValue = options?.source || 'all';
+        switch (sourceValue) {
+            case 'core':
+                sourceFilter = 'AND is_community = 0';
+                break;
+            case 'community':
+                sourceFilter = 'AND is_community = 1';
+                break;
+            case 'verified':
+                sourceFilter = 'AND is_community = 1 AND is_verified = 1';
+                break;
+        }
         if (query.startsWith('"') && query.endsWith('"')) {
             const exactPhrase = query.slice(1, -1);
             const nodes = this.db.prepare(`
         SELECT * FROM nodes
-        WHERE node_type LIKE ? OR display_name LIKE ? OR description LIKE ?
+        WHERE (node_type LIKE ? OR display_name LIKE ? OR description LIKE ?)
+        ${sourceFilter}
         LIMIT ?
       `).all(`%${exactPhrase}%`, `%${exactPhrase}%`, `%${exactPhrase}%`, limit * 3);
             const rankedNodes = this.rankSearchResults(nodes, exactPhrase, limit);
             const result = {
                 query,
-                results: rankedNodes.map(node => ({
-                    nodeType: node.node_type,
-                    workflowNodeType: (0, node_utils_1.getWorkflowNodeType)(node.package_name, node.node_type),
-                    displayName: node.display_name,
-                    description: node.description,
-                    category: node.category,
-                    package: node.package_name
-                })),
+                results: rankedNodes.map(node => {
+                    const nodeResult = {
+                        nodeType: node.node_type,
+                        workflowNodeType: (0, node_utils_1.getWorkflowNodeType)(node.package_name, node.node_type),
+                        displayName: node.display_name,
+                        description: node.description,
+                        category: node.category,
+                        package: node.package_name
+                    };
+                    if (node.is_community === 1) {
+                        nodeResult.isCommunity = true;
+                        nodeResult.isVerified = node.is_verified === 1;
+                        if (node.author_name) {
+                            nodeResult.authorName = node.author_name;
+                        }
+                        if (node.npm_downloads) {
+                            nodeResult.npmDownloads = node.npm_downloads;
+                        }
+                    }
+                    return nodeResult;
+                }),
                 totalCount: rankedNodes.length
             };
             if (options?.includeExamples) {
@@ -1353,21 +1477,35 @@ class N8NDocumentationMCPServer {
         const params = words.flatMap(w => [`%${w}%`, `%${w}%`, `%${w}%`]);
         params.push(limit * 3);
         const nodes = this.db.prepare(`
-      SELECT DISTINCT * FROM nodes 
-      WHERE ${conditions}
+      SELECT DISTINCT * FROM nodes
+      WHERE (${conditions})
+      ${sourceFilter}
       LIMIT ?
     `).all(...params);
         const rankedNodes = this.rankSearchResults(nodes, query, limit);
         const result = {
             query,
-            results: rankedNodes.map(node => ({
-                nodeType: node.node_type,
-                workflowNodeType: (0, node_utils_1.getWorkflowNodeType)(node.package_name, node.node_type),
-                displayName: node.display_name,
-                description: node.description,
-                category: node.category,
-                package: node.package_name
-            })),
+            results: rankedNodes.map(node => {
+                const nodeResult = {
+                    nodeType: node.node_type,
+                    workflowNodeType: (0, node_utils_1.getWorkflowNodeType)(node.package_name, node.node_type),
+                    displayName: node.display_name,
+                    description: node.description,
+                    category: node.category,
+                    package: node.package_name
+                };
+                if (node.is_community === 1) {
+                    nodeResult.isCommunity = true;
+                    nodeResult.isVerified = node.is_verified === 1;
+                    if (node.author_name) {
+                        nodeResult.authorName = node.author_name;
+                    }
+                    if (node.npm_downloads) {
+                        nodeResult.npmDownloads = node.npm_downloads;
+                    }
+                }
+                return nodeResult;
+            }),
             totalCount: rankedNodes.length
         };
         if (options?.includeExamples) {
@@ -1544,14 +1682,16 @@ class N8NDocumentationMCPServer {
             throw new Error('Database not initialized');
         const normalizedType = node_type_normalizer_1.NodeTypeNormalizer.normalizeToFullForm(nodeType);
         let node = this.db.prepare(`
-      SELECT node_type, display_name, documentation, description 
-      FROM nodes 
+      SELECT node_type, display_name, documentation, description,
+             ai_documentation_summary, ai_summary_generated_at
+      FROM nodes
       WHERE node_type = ?
     `).get(normalizedType);
         if (!node && normalizedType !== nodeType) {
             node = this.db.prepare(`
-        SELECT node_type, display_name, documentation, description 
-        FROM nodes 
+        SELECT node_type, display_name, documentation, description,
+               ai_documentation_summary, ai_summary_generated_at
+        FROM nodes
         WHERE node_type = ?
       `).get(nodeType);
         }
@@ -1559,8 +1699,9 @@ class N8NDocumentationMCPServer {
             const alternatives = (0, node_utils_1.getNodeTypeAlternatives)(normalizedType);
             for (const alt of alternatives) {
                 node = this.db.prepare(`
-          SELECT node_type, display_name, documentation, description 
-          FROM nodes 
+          SELECT node_type, display_name, documentation, description,
+                 ai_documentation_summary, ai_summary_generated_at
+          FROM nodes
           WHERE node_type = ?
         `).get(alt);
                 if (node)
@@ -1570,6 +1711,9 @@ class N8NDocumentationMCPServer {
         if (!node) {
             throw new Error(`Node ${nodeType} not found`);
         }
+        const aiDocSummary = node.ai_documentation_summary
+            ? this.safeJsonParse(node.ai_documentation_summary, null)
+            : null;
         if (!node.documentation) {
             const essentials = await this.getNodeEssentials(nodeType);
             return {
@@ -1589,7 +1733,9 @@ ${essentials?.commonProperties?.length > 0 ?
 ## Note
 Full documentation is being prepared. For now, use get_node_essentials for configuration help.
 `,
-                hasDocumentation: false
+                hasDocumentation: false,
+                aiDocumentationSummary: aiDocSummary,
+                aiSummaryGeneratedAt: node.ai_summary_generated_at || null,
             };
         }
         return {
@@ -1597,8 +1743,18 @@ Full documentation is being prepared. For now, use get_node_essentials for confi
             displayName: node.display_name || 'Unknown Node',
             documentation: node.documentation,
             hasDocumentation: true,
+            aiDocumentationSummary: aiDocSummary,
+            aiSummaryGeneratedAt: node.ai_summary_generated_at || null,
         };
     }
+    safeJsonParse(json, defaultValue = null) {
+        try {
+            return JSON.parse(json);
+        }
+        catch {
+            return defaultValue;
+        }
+    }
     async getDatabaseStatistics() {
         await this.ensureInitialized();
         if (!this.db)
@@ -2108,7 +2264,11 @@ Full documentation is being prepared. For now, use get_node_essentials for confi
             throw new Error(`Node ${nodeType} not found`);
         }
         const properties = node.properties || [];
-        const validationResult = enhanced_config_validator_1.EnhancedConfigValidator.validateWithMode(node.nodeType, config, properties, mode, profile);
+        const configWithVersion = {
+            '@version': node.version || 1,
+            ...config
+        };
+        const validationResult = enhanced_config_validator_1.EnhancedConfigValidator.validateWithMode(node.nodeType, configWithVersion, properties, mode, profile);
         return {
             nodeType: node.nodeType,
             workflowNodeType: (0, node_utils_1.getWorkflowNodeType)(node.package, node.nodeType),
@@ -2402,40 +2562,16 @@ Full documentation is being prepared. For now, use get_node_essentials for confi
             throw new Error(`Node ${nodeType} not found`);
         }
         const properties = node.properties || [];
-        const operationContext = {
-            resource: config?.resource,
-            operation: config?.operation,
-            action: config?.action,
-            mode: config?.mode
+        const configWithVersion = {
+            '@version': node.version || 1,
+            ...(config || {})
         };
         const missingFields = [];
         for (const prop of properties) {
             if (!prop.required)
                 continue;
-            if (prop.displayOptions) {
-                let isVisible = true;
-                if (prop.displayOptions.show) {
-                    for (const [key, values] of Object.entries(prop.displayOptions.show)) {
-                        const configValue = config?.[key];
-                        const expectedValues = Array.isArray(values) ? values : [values];
-                        if (!expectedValues.includes(configValue)) {
-                            isVisible = false;
-                            break;
-                        }
-                    }
-                }
-                if (isVisible && prop.displayOptions.hide) {
-                    for (const [key, values] of Object.entries(prop.displayOptions.hide)) {
-                        const configValue = config?.[key];
-                        const expectedValues = Array.isArray(values) ? values : [values];
-                        if (expectedValues.includes(configValue)) {
-                            isVisible = false;
-                            break;
-                        }
-                    }
-                }
-                if (!isVisible)
-                    continue;
+            if (prop.displayOptions && !config_validator_1.ConfigValidator.isPropertyVisible(prop, configWithVersion)) {
+                continue;
             }
             if (!config || !(prop.name in config)) {
                 missingFields.push(prop.displayName || prop.name);
@@ -2818,7 +2954,26 @@ Full documentation is being prepared. For now, use get_node_essentials for confi
         process.stdin.resume();
     }
     async shutdown() {
+        if (this.isShutdown) {
+            logger_1.logger.debug('Shutdown already called, skipping');
+            return;
+        }
+        this.isShutdown = true;
         logger_1.logger.info('Shutting down MCP server...');
+        try {
+            await this.initialized;
+        }
+        catch (error) {
+            logger_1.logger.debug('Initialization had failed, proceeding with cleanup', {
+                error: error instanceof Error ? error.message : String(error)
+            });
+        }
+        try {
+            await this.server.close();
+        }
+        catch (error) {
+            logger_1.logger.error('Error closing MCP server:', error);
+        }
         if (this.cache) {
             try {
                 this.cache.destroy();
@@ -2828,15 +2983,29 @@ Full documentation is being prepared. For now, use get_node_essentials for confi
                 logger_1.logger.error('Error cleaning up cache:', error);
             }
         }
-        if (this.db) {
+        if (this.useSharedDatabase && this.sharedDbState) {
             try {
-                await this.db.close();
+                (0, shared_database_1.releaseSharedDatabase)(this.sharedDbState);
+                logger_1.logger.info('Released shared database reference');
+            }
+            catch (error) {
+                logger_1.logger.error('Error releasing shared database:', error);
+            }
+        }
+        else if (this.db) {
+            try {
+                this.db.close();
                 logger_1.logger.info('Database connection closed');
             }
             catch (error) {
                 logger_1.logger.error('Error closing database:', error);
             }
         }
+        this.db = null;
+        this.repository = null;
+        this.templateService = null;
+        this.earlyLogger = null;
+        this.sharedDbState = null;
     }
 }
 exports.N8NDocumentationMCPServer = N8NDocumentationMCPServer;

dist/mcp/tool-docs/discovery/search-nodes.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"search-nodes.d.ts","sourceRoot":"","sources":["../../../../src/mcp/tool-docs/discovery/search-nodes.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,iBAAiB,EAAE,MAAM,UAAU,CAAC;AAE7C,eAAO,MAAM,cAAc,EAAE,iBAmD5B,CAAC"}
+{"version":3,"file":"search-nodes.d.ts","sourceRoot":"","sources":["../../../../src/mcp/tool-docs/discovery/search-nodes.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,iBAAiB,EAAE,MAAM,UAAU,CAAC;AAE7C,eAAO,MAAM,cAAc,EAAE,iBAiE5B,CAAC"}

dist/mcp/tool-docs/discovery/search-nodes.js

@@ -5,50 +5,64 @@ exports.searchNodesDoc = {
     name: 'search_nodes',
     category: 'discovery',
     essentials: {
-        description: 'Text search across node names and descriptions. Returns most relevant nodes first, with frequently-used nodes (HTTP Request, Webhook, Set, Code, Slack) prioritized in results. Searches all 500+ nodes in the database.',
-        keyParameters: ['query', 'mode', 'limit'],
+        description: 'Text search across node names and descriptions. Returns most relevant nodes first, with frequently-used nodes (HTTP Request, Webhook, Set, Code, Slack) prioritized in results. Searches all 800+ nodes including 300+ verified community nodes.',
+        keyParameters: ['query', 'mode', 'limit', 'source', 'includeExamples'],
         example: 'search_nodes({query: "webhook"})',
         performance: '<20ms even for complex queries',
         tips: [
             'OR mode (default): Matches any search word',
             'AND mode: Requires all words present',
             'FUZZY mode: Handles typos and spelling errors',
-            'Use quotes for exact phrases: "google sheets"'
+            'Use quotes for exact phrases: "google sheets"',
+            'Use source="community" to search only community nodes',
+            'Use source="verified" for verified community nodes only'
         ]
     },
     full: {
-        description: 'Full-text search engine for n8n nodes using SQLite FTS5. Searches across node names, descriptions, and aliases. Results are ranked by relevance with commonly-used nodes given priority. Common nodes include: HTTP Request, Webhook, Set, Code, IF, Switch, Merge, SplitInBatches, Slack, Google Sheets.',
+        description: 'Full-text search engine for n8n nodes using SQLite FTS5. Searches across node names, descriptions, and aliases. Results are ranked by relevance with commonly-used nodes given priority. Includes 500+ core nodes and 300+ community nodes. Common core nodes include: HTTP Request, Webhook, Set, Code, IF, Switch, Merge, SplitInBatches, Slack, Google Sheets. Community nodes include verified integrations like BrightData, ScrapingBee, CraftMyPDF, and more.',
         parameters: {
             query: { type: 'string', description: 'Search keywords. Use quotes for exact phrases like "google sheets"', required: true },
             limit: { type: 'number', description: 'Maximum results to return. Default: 20, Max: 100', required: false },
-            mode: { type: 'string', description: 'Search mode: "OR" (any word matches, default), "AND" (all words required), "FUZZY" (typo-tolerant)', required: false }
+            mode: { type: 'string', description: 'Search mode: "OR" (any word matches, default), "AND" (all words required), "FUZZY" (typo-tolerant)', required: false },
+            source: { type: 'string', description: 'Filter by node source: "all" (default, everything), "core" (n8n base nodes only), "community" (community nodes only), "verified" (verified community nodes only)', required: false },
+            includeExamples: { type: 'boolean', description: 'Include top 2 real-world configuration examples from popular templates for each node. Default: false. Adds ~200-400 tokens per node.', required: false }
         },
-        returns: 'Array of node objects sorted by relevance score. Each object contains: nodeType, displayName, description, category, relevance score. Common nodes appear first when relevance is similar.',
+        returns: 'Array of node objects sorted by relevance score. Each object contains: nodeType, displayName, description, category, relevance score. For community nodes, also includes: isCommunity (boolean), isVerified (boolean), authorName (string), npmDownloads (number). Common nodes appear first when relevance is similar.',
         examples: [
             'search_nodes({query: "webhook"}) - Returns Webhook node as top result',
             'search_nodes({query: "database"}) - Returns MySQL, Postgres, MongoDB, Redis, etc.',
             'search_nodes({query: "google sheets", mode: "AND"}) - Requires both words',
             'search_nodes({query: "slak", mode: "FUZZY"}) - Finds Slack despite typo',
             'search_nodes({query: "http api"}) - Finds HTTP Request, GraphQL, REST nodes',
-            'search_nodes({query: "transform data"}) - Finds Set, Code, Function, Item Lists nodes'
+            'search_nodes({query: "transform data"}) - Finds Set, Code, Function, Item Lists nodes',
+            'search_nodes({query: "scraping", source: "community"}) - Find community scraping nodes',
+            'search_nodes({query: "pdf", source: "verified"}) - Find verified community PDF nodes',
+            'search_nodes({query: "brightdata"}) - Find BrightData community node',
+            'search_nodes({query: "slack", includeExamples: true}) - Get Slack with template examples'
         ],
         useCases: [
             'Finding nodes when you know partial names',
             'Discovering nodes by functionality (e.g., "email", "database", "transform")',
             'Handling user typos in node names',
-            'Finding all nodes related to a service (e.g., "google", "aws", "microsoft")'
+            'Finding all nodes related to a service (e.g., "google", "aws", "microsoft")',
+            'Discovering community integrations for specific services',
+            'Finding verified community nodes for enhanced trust'
         ],
         performance: '<20ms for simple queries, <50ms for complex FUZZY searches. Uses FTS5 index for speed',
         bestPractices: [
             'Start with single keywords for broadest results',
             'Use FUZZY mode when users might misspell node names',
             'AND mode works best for 2-3 word searches',
-            'Combine with get_node after finding the right node'
+            'Combine with get_node after finding the right node',
+            'Use source="verified" when recommending community nodes for production',
+            'Check isVerified flag to ensure community node quality'
         ],
         pitfalls: [
             'AND mode searches all fields (name, description) not just node names',
             'FUZZY mode with very short queries (1-2 chars) may return unexpected results',
-            'Exact matches in quotes are case-sensitive'
+            'Exact matches in quotes are case-sensitive',
+            'Community nodes require npm installation (n8n npm install <package-name>)',
+            'Unverified community nodes (isVerified: false) may have limited support'
         ],
         relatedTools: ['get_node to configure found nodes', 'search_templates to find workflow examples', 'validate_node to check configurations']
     }

dist/mcp/tool-docs/discovery/search-nodes.js.map

@@ -1 +1 @@
-{"version":3,"file":"search-nodes.js","sourceRoot":"","sources":["../../../../src/mcp/tool-docs/discovery/search-nodes.ts"],"names":[],"mappings":";;;AAEa,QAAA,cAAc,GAAsB;IAC/C,IAAI,EAAE,cAAc;IACpB,QAAQ,EAAE,WAAW;IACrB,UAAU,EAAE;QACV,WAAW,EAAE,0NAA0N;QACvO,aAAa,EAAE,CAAC,OAAO,EAAE,MAAM,EAAE,OAAO,CAAC;QACzC,OAAO,EAAE,kCAAkC;QAC3C,WAAW,EAAE,gCAAgC;QAC7C,IAAI,EAAE;YACJ,4CAA4C;YAC5C,sCAAsC;YACtC,+CAA+C;YAC/C,+CAA+C;SAChD;KACF;IACD,IAAI,EAAE;QACJ,WAAW,EAAE,2SAA2S;QACxT,UAAU,EAAE;YACV,KAAK,EAAE,EAAE,IAAI,EAAE,QAAQ,EAAE,WAAW,EAAE,oEAAoE,EAAE,QAAQ,EAAE,IAAI,EAAE;YAC5H,KAAK,EAAE,EAAE,IAAI,EAAE,QAAQ,EAAE,WAAW,EAAE,kDAAkD,EAAE,QAAQ,EAAE,KAAK,EAAE;YAC3G,IAAI,EAAE,EAAE,IAAI,EAAE,QAAQ,EAAE,WAAW,EAAE,oGAAoG,EAAE,QAAQ,EAAE,KAAK,EAAE;SAC7J;QACD,OAAO,EAAE,4LAA4L;QACrM,QAAQ,EAAE;YACR,uEAAuE;YACvE,mFAAmF;YACnF,2EAA2E;YAC3E,yEAAyE;YACzE,6EAA6E;YAC7E,uFAAuF;SACxF;QACD,QAAQ,EAAE;YACR,2CAA2C;YAC3C,6EAA6E;YAC7E,mCAAmC;YACnC,6EAA6E;SAC9E;QACD,WAAW,EAAE,uFAAuF;QACpG,aAAa,EAAE;YACb,iDAAiD;YACjD,qDAAqD;YACrD,2CAA2C;YAC3C,oDAAoD;SACrD;QACD,QAAQ,EAAE;YACR,sEAAsE;YACtE,8EAA8E;YAC9E,4CAA4C;SAC7C;QACD,YAAY,EAAE,CAAC,mCAAmC,EAAE,4CAA4C,EAAE,uCAAuC,CAAC;KAC3I;CACF,CAAC"}
+{"version":3,"file":"search-nodes.js","sourceRoot":"","sources":["../../../../src/mcp/tool-docs/discovery/search-nodes.ts"],"names":[],"mappings":";;;AAEa,QAAA,cAAc,GAAsB;IAC/C,IAAI,EAAE,cAAc;IACpB,QAAQ,EAAE,WAAW;IACrB,UAAU,EAAE;QACV,WAAW,EAAE,kPAAkP;QAC/P,aAAa,EAAE,CAAC,OAAO,EAAE,MAAM,EAAE,OAAO,EAAE,QAAQ,EAAE,iBAAiB,CAAC;QACtE,OAAO,EAAE,kCAAkC;QAC3C,WAAW,EAAE,gCAAgC;QAC7C,IAAI,EAAE;YACJ,4CAA4C;YAC5C,sCAAsC;YACtC,+CAA+C;YAC/C,+CAA+C;YAC/C,uDAAuD;YACvD,yDAAyD;SAC1D;KACF;IACD,IAAI,EAAE;QACJ,WAAW,EAAE,qcAAqc;QACld,UAAU,EAAE;YACV,KAAK,EAAE,EAAE,IAAI,EAAE,QAAQ,EAAE,WAAW,EAAE,oEAAoE,EAAE,QAAQ,EAAE,IAAI,EAAE;YAC5H,KAAK,EAAE,EAAE,IAAI,EAAE,QAAQ,EAAE,WAAW,EAAE,kDAAkD,EAAE,QAAQ,EAAE,KAAK,EAAE;YAC3G,IAAI,EAAE,EAAE,IAAI,EAAE,QAAQ,EAAE,WAAW,EAAE,oGAAoG,EAAE,QAAQ,EAAE,KAAK,EAAE;YAC5J,MAAM,EAAE,EAAE,IAAI,EAAE,QAAQ,EAAE,WAAW,EAAE,kKAAkK,EAAE,QAAQ,EAAE,KAAK,EAAE;YAC5N,eAAe,EAAE,EAAE,IAAI,EAAE,SAAS,EAAE,WAAW,EAAE,sIAAsI,EAAE,QAAQ,EAAE,KAAK,EAAE;SAC3M;QACD,OAAO,EAAE,yTAAyT;QAClU,QAAQ,EAAE;YACR,uEAAuE;YACvE,mFAAmF;YACnF,2EAA2E;YAC3E,yEAAyE;YACzE,6EAA6E;YAC7E,uFAAuF;YACvF,wFAAwF;YACxF,sFAAsF;YACtF,sEAAsE;YACtE,0FAA0F;SAC3F;QACD,QAAQ,EAAE;YACR,2CAA2C;YAC3C,6EAA6E;YAC7E,mCAAmC;YACnC,6EAA6E;YAC7E,0DAA0D;YAC1D,qDAAqD;SACtD;QACD,WAAW,EAAE,uFAAuF;QACpG,aAAa,EAAE;YACb,iDAAiD;YACjD,qDAAqD;YACrD,2CAA2C;YAC3C,oDAAoD;YACpD,wEAAwE;YACxE,wDAAwD;SACzD;QACD,QAAQ,EAAE;YACR,sEAAsE;YACtE,8EAA8E;YAC9E,4CAA4C;YAC5C,2EAA2E;YAC3E,yEAAyE;SAC1E;QACD,YAAY,EAAE,CAAC,mCAAmC,EAAE,4CAA4C,EAAE,uCAAuC,CAAC;KAC3I;CACF,CAAC"}

dist/mcp/tool-docs/templates/get-template.js

@@ -43,7 +43,7 @@ exports.getTemplateDoc = {
   - url: Link to template on n8n.io
   - workflow: Complete workflow JSON with structure:
     - nodes: Array of node objects (id, name, type, typeVersion, position, parameters)
-    - connections: Object mapping source nodes to targets
+    - connections: Object mapping source node names to targets
     - settings: Workflow configuration (timezone, error handling, etc.)
 - usage: Instructions for using the workflow`,
         examples: [

dist/mcp/tool-docs/workflow_management/n8n-create-workflow.js

@@ -21,7 +21,7 @@ exports.n8nCreateWorkflowDoc = {
         parameters: {
             name: { type: 'string', required: true, description: 'Workflow name' },
             nodes: { type: 'array', required: true, description: 'Array of nodes with id, name, type, typeVersion, position, parameters' },
-            connections: { type: 'object', required: true, description: 'Node connections. Keys are source node IDs' },
+            connections: { type: 'object', required: true, description: 'Node connections. Keys are source node names (not IDs)' },
             settings: { type: 'object', description: 'Optional workflow settings (timezone, error handling, etc.)' }
         },
         returns: 'Minimal summary (id, name, active, nodeCount) for token efficiency. Use n8n_get_workflow with mode "structure" to verify current state if needed.',
@@ -56,8 +56,8 @@ n8n_create_workflow({
     }
   ],
   connections: {
-    "webhook_1": {
-      "main": [[{node: "slack_1", type: "main", index: 0}]]
+    "Webhook": {
+      "main": [[{node: "Slack", type: "main", index: 0}]]
     }
   }
 })`,

dist/mcp/tool-docs/workflow_management/n8n-create-workflow.js.map

@@ -1 +1 @@
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dist/mcp/tool-docs/workflow_management/n8n-executions.d.ts.map

@@ -1 +1 @@
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+{"version":3,"file":"n8n-executions.d.ts","sourceRoot":"","sources":["../../../../src/mcp/tool-docs/workflow_management/n8n-executions.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,iBAAiB,EAAE,MAAM,UAAU,CAAC;AAE7C,eAAO,MAAM,gBAAgB,EAAE,iBAwG9B,CAAC"}

dist/mcp/tool-docs/workflow_management/n8n-executions.js

@@ -6,13 +6,14 @@ exports.n8nExecutionsDoc = {
     category: 'workflow_management',
     essentials: {
         description: 'Manage workflow executions: get details, list, or delete. Unified tool for all execution operations.',
-        keyParameters: ['action', 'id', 'workflowId', 'status'],
-        example: 'n8n_executions({action: "list", workflowId: "abc123", status: "error"})',
+        keyParameters: ['action', 'id', 'workflowId', 'status', 'mode'],
+        example: 'n8n_executions({action: "get", id: "exec_456", mode: "error"})',
         performance: 'Fast (50-200ms)',
         tips: [
             'action="get": Get execution details by ID',
             'action="list": List executions with filters',
             'action="delete": Delete execution record',
+            'Use mode="error" for efficient failure debugging (80-90% token savings)',
             'Use mode parameter for action=get to control detail level'
         ]
     },
@@ -26,14 +27,26 @@ exports.n8nExecutionsDoc = {
 - preview: Structure only, no data
 - summary: 2 items per node (default)
 - filtered: Custom items limit, optionally filter by node names
-- full: All execution data (can be very large)`,
+- full: All execution data (can be very large)
+- error: Optimized for debugging failures - extracts error info, upstream context, and AI suggestions
+
+**Error Mode Features:**
+- Extracts error message, type, and node configuration
+- Samples input data from upstream node (configurable limit)
+- Shows execution path leading to error
+- Provides AI-friendly fix suggestions based on error patterns
+- Token-efficient (80-90% smaller than full mode)`,
         parameters: {
             action: { type: 'string', required: true, description: 'Operation: "get", "list", or "delete"' },
             id: { type: 'string', required: false, description: 'Execution ID (required for action=get or action=delete)' },
-            mode: { type: 'string', required: false, description: 'For action=get: "preview", "summary" (default), "filtered", "full"' },
+            mode: { type: 'string', required: false, description: 'For action=get: "preview", "summary" (default), "filtered", "full", "error"' },
             nodeNames: { type: 'array', required: false, description: 'For action=get with mode=filtered: Filter to specific nodes by name' },
             itemsLimit: { type: 'number', required: false, description: 'For action=get with mode=filtered: Items per node (0=structure, 2=default, -1=unlimited)' },
             includeInputData: { type: 'boolean', required: false, description: 'For action=get: Include input data in addition to output (default: false)' },
+            errorItemsLimit: { type: 'number', required: false, description: 'For action=get with mode=error: Sample items from upstream (default: 2, max: 100)' },
+            includeStackTrace: { type: 'boolean', required: false, description: 'For action=get with mode=error: Include full stack trace (default: false, shows truncated)' },
+            includeExecutionPath: { type: 'boolean', required: false, description: 'For action=get with mode=error: Include execution path (default: true)' },
+            fetchWorkflow: { type: 'boolean', required: false, description: 'For action=get with mode=error: Fetch workflow for accurate upstream detection (default: true)' },
             workflowId: { type: 'string', required: false, description: 'For action=list: Filter by workflow ID' },
             status: { type: 'string', required: false, description: 'For action=list: Filter by status ("success", "error", "waiting")' },
             limit: { type: 'number', required: false, description: 'For action=list: Number of results (1-100, default: 100)' },
@@ -42,10 +55,15 @@ exports.n8nExecutionsDoc = {
             includeData: { type: 'boolean', required: false, description: 'For action=list: Include execution data (default: false)' }
         },
         returns: `Depends on action:
-- get: Execution object with data based on mode
+- get (error mode): { errorInfo: { primaryError, upstreamContext, executionPath, suggestions }, summary }
+- get (other modes): Execution object with data based on mode
 - list: { data: [...executions], nextCursor?: string }
 - delete: { success: boolean, message: string }`,
         examples: [
+            '// Debug a failed execution (recommended for errors)\nn8n_executions({action: "get", id: "exec_456", mode: "error"})',
+            '// Debug with more sample data from upstream\nn8n_executions({action: "get", id: "exec_456", mode: "error", errorItemsLimit: 5})',
+            '// Debug with full stack trace\nn8n_executions({action: "get", id: "exec_456", mode: "error", includeStackTrace: true})',
+            '// Debug without workflow fetch (faster but less accurate)\nn8n_executions({action: "get", id: "exec_456", mode: "error", fetchWorkflow: false})',
             '// List recent executions for a workflow\nn8n_executions({action: "list", workflowId: "abc123", limit: 10})',
             '// List failed executions\nn8n_executions({action: "list", status: "error"})',
             '// Get execution summary\nn8n_executions({action: "get", id: "exec_456"})',
@@ -54,7 +72,10 @@ exports.n8nExecutionsDoc = {
             '// Delete an execution\nn8n_executions({action: "delete", id: "exec_456"})'
         ],
         useCases: [
-            'Debug workflow failures (get with mode=full)',
+            'Debug workflow failures efficiently (mode=error) - 80-90% token savings',
+            'Get AI suggestions for fixing common errors',
+            'Analyze input data that caused failure',
+            'Debug workflow failures with full data (mode=full)',
             'Monitor workflow health (list with status filter)',
             'Audit execution history',
             'Clean up old execution records',
@@ -63,18 +84,22 @@ exports.n8nExecutionsDoc = {
         performance: `Response times:
 - list: 50-150ms depending on filters
 - get (preview/summary): 30-100ms
+- get (error): 50-200ms (includes optional workflow fetch)
 - get (full): 100-500ms+ depending on data size
 - delete: 30-80ms`,
         bestPractices: [
-            'Use mode="summary" (default) for debugging - shows enough data',
+            'Use mode="error" for debugging failed executions - 80-90% token savings vs full',
+            'Use mode="summary" (default) for quick inspection',
             'Use mode="filtered" with nodeNames for large workflows',
             'Filter by workflowId when listing to reduce results',
             'Use cursor for pagination through large result sets',
+            'Set fetchWorkflow=false if you already know the workflow structure',
             'Delete old executions to save storage'
         ],
         pitfalls: [
             'Requires N8N_API_URL and N8N_API_KEY configured',
             'mode="full" can return very large responses for complex workflows',
+            'mode="error" fetches workflow by default (adds ~50-100ms), disable with fetchWorkflow=false',
             'Execution must exist or returns 404',
             'Delete is permanent - cannot undo'
         ],

dist/mcp/tool-docs/workflow_management/n8n-executions.js.map

@@ -1 +1 @@
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dist/mcp/tools-n8n-manager.d.ts.map

@@ -1 +1 @@
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+{"version":3,"file":"tools-n8n-manager.d.ts","sourceRoot":"","sources":["../../src/mcp/tools-n8n-manager.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAE,MAAM,UAAU,CAAC;AAQ1C,eAAO,MAAM,kBAAkB,EAAE,cAAc,EAqlB9C,CAAC"}

dist/mcp/tools-n8n-manager.js

@@ -42,7 +42,7 @@ exports.n8nManagementTools = [
                 },
                 connections: {
                     type: 'object',
-                    description: 'Workflow connections object. Keys are source node IDs, values define output connections'
+                    description: 'Workflow connections object. Keys are source node names (the name field, not id), values define output connections'
                 },
                 settings: {
                     type: 'object',
@@ -60,7 +60,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['name', 'nodes', 'connections']
-        }
+        },
+        annotations: {
+            title: 'Create Workflow',
+            readOnlyHint: false,
+            destructiveHint: false,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_get_workflow',
@@ -80,7 +86,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['id']
-        }
+        },
+        annotations: {
+            title: 'Get Workflow',
+            readOnlyHint: true,
+            idempotentHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_update_full_workflow',
@@ -114,7 +126,14 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['id']
-        }
+        },
+        annotations: {
+            title: 'Update Full Workflow',
+            readOnlyHint: false,
+            destructiveHint: false,
+            idempotentHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_update_partial_workflow',
@@ -145,7 +164,14 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['id', 'operations']
-        }
+        },
+        annotations: {
+            title: 'Update Partial Workflow',
+            readOnlyHint: false,
+            destructiveHint: false,
+            idempotentHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_delete_workflow',
@@ -159,7 +185,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['id']
-        }
+        },
+        annotations: {
+            title: 'Delete Workflow',
+            readOnlyHint: false,
+            destructiveHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_list_workflows',
@@ -193,7 +225,13 @@ exports.n8nManagementTools = [
                     description: 'Exclude pinned data from response (default: true)'
                 }
             }
-        }
+        },
+        annotations: {
+            title: 'List Workflows',
+            readOnlyHint: true,
+            idempotentHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_validate_workflow',
@@ -230,7 +268,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['id']
-        }
+        },
+        annotations: {
+            title: 'Validate Workflow',
+            readOnlyHint: true,
+            idempotentHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_autofix_workflow',
@@ -265,7 +309,14 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['id']
-        }
+        },
+        annotations: {
+            title: 'Autofix Workflow',
+            readOnlyHint: false,
+            destructiveHint: false,
+            idempotentHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_test_workflow',
@@ -317,7 +368,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['workflowId']
-        }
+        },
+        annotations: {
+            title: 'Test Workflow',
+            readOnlyHint: false,
+            destructiveHint: false,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_executions',
@@ -336,8 +393,8 @@ exports.n8nManagementTools = [
                 },
                 mode: {
                     type: 'string',
-                    enum: ['preview', 'summary', 'filtered', 'full'],
-                    description: 'For action=get: preview=structure only, summary=2 items (default), filtered=custom, full=all data'
+                    enum: ['preview', 'summary', 'filtered', 'full', 'error'],
+                    description: 'For action=get: preview=structure only, summary=2 items (default), filtered=custom, full=all data, error=optimized error debugging'
                 },
                 nodeNames: {
                     type: 'array',
@@ -352,6 +409,22 @@ exports.n8nManagementTools = [
                     type: 'boolean',
                     description: 'For action=get: include input data in addition to output (default: false)'
                 },
+                errorItemsLimit: {
+                    type: 'number',
+                    description: 'For action=get with mode=error: sample items from upstream node (default: 2, max: 100)'
+                },
+                includeStackTrace: {
+                    type: 'boolean',
+                    description: 'For action=get with mode=error: include full stack trace (default: false, shows truncated)'
+                },
+                includeExecutionPath: {
+                    type: 'boolean',
+                    description: 'For action=get with mode=error: include execution path leading to error (default: true)'
+                },
+                fetchWorkflow: {
+                    type: 'boolean',
+                    description: 'For action=get with mode=error: fetch workflow for accurate upstream detection (default: true)'
+                },
                 limit: {
                     type: 'number',
                     description: 'For action=list: number of executions to return (1-100, default: 100)'
@@ -379,7 +452,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['action']
-        }
+        },
+        annotations: {
+            title: 'Manage Executions',
+            readOnlyHint: false,
+            destructiveHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_health_check',
@@ -398,7 +477,13 @@ exports.n8nManagementTools = [
                     description: 'Include extra details in diagnostic mode (default: false)'
                 }
             }
-        }
+        },
+        annotations: {
+            title: 'Health Check',
+            readOnlyHint: true,
+            idempotentHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_workflow_versions',
@@ -452,7 +537,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['mode']
-        }
+        },
+        annotations: {
+            title: 'Workflow Versions',
+            readOnlyHint: false,
+            destructiveHint: true,
+            openWorldHint: true,
+        },
     },
     {
         name: 'n8n_deploy_template',
@@ -485,7 +576,13 @@ exports.n8nManagementTools = [
                 }
             },
             required: ['templateId']
-        }
+        },
+        annotations: {
+            title: 'Deploy Template',
+            readOnlyHint: false,
+            destructiveHint: false,
+            openWorldHint: true,
+        },
     }
 ];
 //# sourceMappingURL=tools-n8n-manager.js.map

dist/mcp/tools.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"tools.d.ts","sourceRoot":"","sources":["../../src/mcp/tools.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAE,MAAM,UAAU,CAAC;AAQ1C,eAAO,MAAM,0BAA0B,EAAE,cAAc,EA+XtD,CAAC"}
+{"version":3,"file":"tools.d.ts","sourceRoot":"","sources":["../../src/mcp/tools.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAE,MAAM,UAAU,CAAC;AAQ1C,eAAO,MAAM,0BAA0B,EAAE,cAAc,EAwatD,CAAC"}

dist/mcp/tools.js

@@ -20,6 +20,11 @@ exports.n8nDocumentationToolsFinal = [
                 },
             },
         },
+        annotations: {
+            title: 'Tools Documentation',
+            readOnlyHint: true,
+            idempotentHint: true,
+        },
     },
     {
         name: 'search_nodes',
@@ -47,9 +52,20 @@ exports.n8nDocumentationToolsFinal = [
                     description: 'Include top 2 real-world configuration examples from popular templates (default: false)',
                     default: false,
                 },
+                source: {
+                    type: 'string',
+                    enum: ['all', 'core', 'community', 'verified'],
+                    description: 'Filter by node source: all=everything (default), core=n8n base nodes, community=community nodes, verified=verified community nodes only',
+                    default: 'all',
+                },
             },
             required: ['query'],
         },
+        annotations: {
+            title: 'Search Nodes',
+            readOnlyHint: true,
+            idempotentHint: true,
+        },
     },
     {
         name: 'get_node',
@@ -103,6 +119,11 @@ exports.n8nDocumentationToolsFinal = [
             },
             required: ['nodeType'],
         },
+        annotations: {
+            title: 'Get Node Info',
+            readOnlyHint: true,
+            idempotentHint: true,
+        },
     },
     {
         name: 'validate_node',
@@ -183,6 +204,11 @@ exports.n8nDocumentationToolsFinal = [
             },
             required: ['nodeType', 'displayName', 'valid']
         },
+        annotations: {
+            title: 'Validate Node Config',
+            readOnlyHint: true,
+            idempotentHint: true,
+        },
     },
     {
         name: 'get_template',
@@ -203,6 +229,11 @@ exports.n8nDocumentationToolsFinal = [
             },
             required: ['templateId'],
         },
+        annotations: {
+            title: 'Get Template',
+            readOnlyHint: true,
+            idempotentHint: true,
+        },
     },
     {
         name: 'search_templates',
@@ -293,6 +324,11 @@ exports.n8nDocumentationToolsFinal = [
                 },
             },
         },
+        annotations: {
+            title: 'Search Templates',
+            readOnlyHint: true,
+            idempotentHint: true,
+        },
     },
     {
         name: 'validate_workflow',
@@ -378,6 +414,11 @@ exports.n8nDocumentationToolsFinal = [
             },
             required: ['valid', 'summary']
         },
+        annotations: {
+            title: 'Validate Workflow',
+            readOnlyHint: true,
+            idempotentHint: true,
+        },
     },
 ];
 //# sourceMappingURL=tools.js.map

dist/services/config-validator.d.ts

@@ -30,7 +30,9 @@ export declare class ConfigValidator {
     }>): ValidationResult[];
     private static checkRequiredProperties;
     private static getPropertyVisibility;
-    protected static isPropertyVisible(prop: any, config: Record<string, any>): boolean;
+    private static evaluateCondition;
+    private static valueMatches;
+    static isPropertyVisible(prop: any, config: Record<string, any>): boolean;
     private static validatePropertyTypes;
     private static performNodeSpecificValidation;
     private static validateHttpRequest;

dist/services/config-validator.d.ts.map

@@ -1 +1 @@
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+{"version":3,"file":"config-validator.d.ts","sourceRoot":"","sources":["../../src/services/config-validator.ts"],"names":[],"mappings":"AASA,MAAM,WAAW,gBAAgB;IAC/B,KAAK,EAAE,OAAO,CAAC;IACf,MAAM,EAAE,eAAe,EAAE,CAAC;IAC1B,QAAQ,EAAE,iBAAiB,EAAE,CAAC;IAC9B,WAAW,EAAE,MAAM,EAAE,CAAC;IACtB,iBAAiB,EAAE,MAAM,EAAE,CAAC;IAC5B,gBAAgB,EAAE,MAAM,EAAE,CAAC;IAC3B,OAAO,CAAC,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;CAC/B;AAED,MAAM,WAAW,eAAe;IAC9B,IAAI,EAAE,kBAAkB,GAAG,cAAc,GAAG,eAAe,GAAG,cAAc,GAAG,uBAAuB,GAAG,cAAc,CAAC;IACxH,QAAQ,EAAE,MAAM,CAAC;IACjB,OAAO,EAAE,MAAM,CAAC;IAChB,GAAG,CAAC,EAAE,MAAM,CAAC;IACb,UAAU,CAAC,EAAE,MAAM,CAAC;CACrB;AAED,MAAM,WAAW,iBAAiB;IAChC,IAAI,EAAE,gBAAgB,GAAG,YAAY,GAAG,aAAa,GAAG,UAAU,GAAG,eAAe,GAAG,eAAe,CAAC;IACvG,QAAQ,CAAC,EAAE,MAAM,CAAC;IAClB,OAAO,EAAE,MAAM,CAAC;IAChB,UAAU,CAAC,EAAE,MAAM,CAAC;CACrB;AAED,qBAAa,eAAe;IAI1B,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,aAAa,CAA4C;IAKjF,MAAM,CAAC,QAAQ,CACb,QAAQ,EAAE,MAAM,EAChB,MAAM,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,EAC3B,UAAU,EAAE,GAAG,EAAE,EACjB,gBAAgB,CAAC,EAAE,GAAG,CAAC,MAAM,CAAC,GAC7B,gBAAgB;IAsDnB,MAAM,CAAC,aAAa,CAClB,OAAO,EAAE,KAAK,CAAC;QACb,QAAQ,EAAE,MAAM,CAAC;QACjB,MAAM,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;QAC5B,UAAU,EAAE,GAAG,EAAE,CAAC;KACnB,CAAC,GACD,gBAAgB,EAAE;IASrB,OAAO,CAAC,MAAM,CAAC,uBAAuB;IA0CtC,OAAO,CAAC,MAAM,CAAC,qBAAqB;IAsBpC,OAAO,CAAC,MAAM,CAAC,iBAAiB;IAgDhC,OAAO,CAAC,MAAM,CAAC,YAAY;WAab,iBAAiB,CAAC,IAAI,EAAE,GAAG,EAAE,MAAM,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,GAAG,OAAO;IA2ChF,OAAO,CAAC,MAAM,CAAC,qBAAqB;IAoIpC,OAAO,CAAC,MAAM,CAAC,6BAA6B;IA+B5C,OAAO,CAAC,MAAM,CAAC,mBAAmB;IAoElC,OAAO,CAAC,MAAM,CAAC,eAAe;IAc9B,OAAO,CAAC,MAAM,CAAC,gBAAgB;IAoC/B,OAAO,CAAC,MAAM,CAAC,YAAY;IAyC3B,OAAO,CAAC,MAAM,CAAC,iBAAiB;IAgEhC,OAAO,CAAC,MAAM,CAAC,qBAAqB;IAmCpC,OAAO,CAAC,MAAM,CAAC,wBAAwB;IA6BvC,OAAO,CAAC,MAAM,CAAC,wBAAwB;IA4CvC,OAAO,CAAC,MAAM,CAAC,oBAAoB;IAgEnC,OAAO,CAAC,MAAM,CAAC,uBAAuB;CAmOvC"}

dist/services/config-validator.js

@@ -83,6 +83,57 @@ class ConfigValidator {
         }
         return { visible, hidden };
     }
+    static evaluateCondition(condition, configValue) {
+        const cnd = condition._cnd;
+        if ('eq' in cnd)
+            return configValue === cnd.eq;
+        if ('not' in cnd)
+            return configValue !== cnd.not;
+        if ('gte' in cnd)
+            return configValue >= cnd.gte;
+        if ('lte' in cnd)
+            return configValue <= cnd.lte;
+        if ('gt' in cnd)
+            return configValue > cnd.gt;
+        if ('lt' in cnd)
+            return configValue < cnd.lt;
+        if ('between' in cnd) {
+            const between = cnd.between;
+            if (!between || typeof between.from === 'undefined' || typeof between.to === 'undefined') {
+                return false;
+            }
+            return configValue >= between.from && configValue <= between.to;
+        }
+        if ('startsWith' in cnd) {
+            return typeof configValue === 'string' && configValue.startsWith(cnd.startsWith);
+        }
+        if ('endsWith' in cnd) {
+            return typeof configValue === 'string' && configValue.endsWith(cnd.endsWith);
+        }
+        if ('includes' in cnd) {
+            return typeof configValue === 'string' && configValue.includes(cnd.includes);
+        }
+        if ('regex' in cnd) {
+            if (typeof configValue !== 'string')
+                return false;
+            try {
+                return new RegExp(cnd.regex).test(configValue);
+            }
+            catch {
+                return false;
+            }
+        }
+        if ('exists' in cnd) {
+            return configValue !== undefined && configValue !== null;
+        }
+        return false;
+    }
+    static valueMatches(expectedValue, configValue) {
+        if (expectedValue && typeof expectedValue === 'object' && '_cnd' in expectedValue) {
+            return this.evaluateCondition(expectedValue, configValue);
+        }
+        return configValue === expectedValue;
+    }
     static isPropertyVisible(prop, config) {
         if (!prop.displayOptions)
             return true;
@@ -90,7 +141,8 @@ class ConfigValidator {
             for (const [key, values] of Object.entries(prop.displayOptions.show)) {
                 const configValue = config[key];
                 const expectedValues = Array.isArray(values) ? values : [values];
-                if (!expectedValues.includes(configValue)) {
+                const anyMatch = expectedValues.some(expected => this.valueMatches(expected, configValue));
+                if (!anyMatch) {
                     return false;
                 }
             }
@@ -99,7 +151,8 @@ class ConfigValidator {
             for (const [key, values] of Object.entries(prop.displayOptions.hide)) {
                 const configValue = config[key];
                 const expectedValues = Array.isArray(values) ? values : [values];
-                if (expectedValues.includes(configValue)) {
+                const anyMatch = expectedValues.some(expected => this.valueMatches(expected, configValue));
+                if (anyMatch) {
                     return false;
                 }
             }

dist/services/execution-processor.d.ts

@@ -1,8 +1,8 @@
-import { Execution, ExecutionPreview, ExecutionRecommendation, ExecutionFilterOptions, FilteredExecutionResponse } from '../types/n8n-api';
+import { Execution, ExecutionPreview, ExecutionRecommendation, ExecutionFilterOptions, FilteredExecutionResponse, Workflow } from '../types/n8n-api';
 export declare function generatePreview(execution: Execution): {
     preview: ExecutionPreview;
     recommendation: ExecutionRecommendation;
 };
-export declare function filterExecutionData(execution: Execution, options: ExecutionFilterOptions): FilteredExecutionResponse;
-export declare function processExecution(execution: Execution, options?: ExecutionFilterOptions): FilteredExecutionResponse | Execution;
+export declare function filterExecutionData(execution: Execution, options: ExecutionFilterOptions, workflow?: Workflow): FilteredExecutionResponse;
+export declare function processExecution(execution: Execution, options?: ExecutionFilterOptions, workflow?: Workflow): FilteredExecutionResponse | Execution;
 //# sourceMappingURL=execution-processor.d.ts.map

dist/services/execution-processor.d.ts.map

@@ -1 +1 @@
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+{"version":3,"file":"execution-processor.d.ts","sourceRoot":"","sources":["../../src/services/execution-processor.ts"],"names":[],"mappings":"AAaA,OAAO,EACL,SAAS,EAET,gBAAgB,EAEhB,uBAAuB,EACvB,sBAAsB,EACtB,yBAAyB,EAGzB,QAAQ,EACT,MAAM,kBAAkB,CAAC;AAgH1B,wBAAgB,eAAe,CAAC,SAAS,EAAE,SAAS,GAAG;IACrD,OAAO,EAAE,gBAAgB,CAAC;IAC1B,cAAc,EAAE,uBAAuB,CAAC;CACzC,CA2EA;AAoID,wBAAgB,mBAAmB,CACjC,SAAS,EAAE,SAAS,EACpB,OAAO,EAAE,sBAAsB,EAC/B,QAAQ,CAAC,EAAE,QAAQ,GAClB,yBAAyB,CAsL3B;AAMD,wBAAgB,gBAAgB,CAC9B,SAAS,EAAE,SAAS,EACpB,OAAO,GAAE,sBAA2B,EACpC,QAAQ,CAAC,EAAE,QAAQ,GAClB,yBAAyB,GAAG,SAAS,CAOvC"}

dist/services/execution-processor.js

@@ -4,6 +4,7 @@ exports.generatePreview = generatePreview;
 exports.filterExecutionData = filterExecutionData;
 exports.processExecution = processExecution;
 const logger_1 = require("../utils/logger");
+const error_execution_processor_1 = require("./error-execution-processor");
 const THRESHOLDS = {
     CHAR_SIZE_BYTES: 2,
     OVERHEAD_PER_OBJECT: 50,
@@ -231,7 +232,7 @@ function truncateItems(items, limit) {
         },
     };
 }
-function filterExecutionData(execution, options) {
+function filterExecutionData(execution, options, workflow) {
     const mode = options.mode || 'summary';
     let itemsLimit = options.itemsLimit !== undefined ? options.itemsLimit : 2;
     if (itemsLimit !== -1) {
@@ -265,6 +266,27 @@ function filterExecutionData(execution, options) {
         response.recommendation = recommendation;
         return response;
     }
+    if (mode === 'error') {
+        const errorAnalysis = (0, error_execution_processor_1.processErrorExecution)(execution, {
+            itemsLimit: options.errorItemsLimit ?? 2,
+            includeStackTrace: options.includeStackTrace ?? false,
+            includeExecutionPath: options.includeExecutionPath !== false,
+            workflow
+        });
+        const runData = execution.data?.resultData?.runData || {};
+        const executedNodes = Object.keys(runData).length;
+        response.errorInfo = errorAnalysis;
+        response.summary = {
+            totalNodes: executedNodes,
+            executedNodes,
+            totalItems: 0,
+            hasMoreData: false
+        };
+        if (execution.data?.resultData?.error) {
+            response.error = execution.data.resultData.error;
+        }
+        return response;
+    }
     if (!execution.data?.resultData?.runData) {
         response.summary = {
             totalNodes: 0,
@@ -350,10 +372,10 @@ function filterExecutionData(execution, options) {
     }
     return response;
 }
-function processExecution(execution, options = {}) {
+function processExecution(execution, options = {}, workflow) {
     if (!options.mode && !options.nodeNames && options.itemsLimit === undefined) {
         return execution;
     }
-    return filterExecutionData(execution, options);
+    return filterExecutionData(execution, options, workflow);
 }
 //# sourceMappingURL=execution-processor.js.map

dist/services/n8n-validation.d.ts

@@ -26,10 +26,10 @@ export declare const workflowNodeSchema: z.ZodObject<{
     parameters: Record<string, unknown>;
     credentials?: Record<string, unknown> | undefined;
     retryOnFail?: boolean | undefined;
+    continueOnFail?: boolean | undefined;
     maxTries?: number | undefined;
     waitBetweenTries?: number | undefined;
     alwaysOutputData?: boolean | undefined;
-    continueOnFail?: boolean | undefined;
     executeOnce?: boolean | undefined;
     disabled?: boolean | undefined;
     notes?: string | undefined;
@@ -43,10 +43,10 @@ export declare const workflowNodeSchema: z.ZodObject<{
     parameters: Record<string, unknown>;
     credentials?: Record<string, unknown> | undefined;
     retryOnFail?: boolean | undefined;
+    continueOnFail?: boolean | undefined;
     maxTries?: number | undefined;
     waitBetweenTries?: number | undefined;
     alwaysOutputData?: boolean | undefined;
-    continueOnFail?: boolean | undefined;
     executeOnce?: boolean | undefined;
     disabled?: boolean | undefined;
     notes?: string | undefined;
@@ -155,6 +155,11 @@ export declare const workflowConnectionSchema: z.ZodRecord<z.ZodString, z.ZodObj
         node: string;
         index: number;
     }[][] | undefined;
+    ai_tool?: {
+        type: string;
+        node: string;
+        index: number;
+    }[][] | undefined;
     ai_languageModel?: {
         type: string;
         node: string;
@@ -165,11 +170,6 @@ export declare const workflowConnectionSchema: z.ZodRecord<z.ZodString, z.ZodObj
         node: string;
         index: number;
     }[][] | undefined;
-    ai_tool?: {
-        type: string;
-        node: string;
-        index: number;
-    }[][] | undefined;
     ai_embedding?: {
         type: string;
         node: string;
@@ -191,6 +191,11 @@ export declare const workflowConnectionSchema: z.ZodRecord<z.ZodString, z.ZodObj
         node: string;
         index: number;
     }[][] | undefined;
+    ai_tool?: {
+        type: string;
+        node: string;
+        index: number;
+    }[][] | undefined;
     ai_languageModel?: {
         type: string;
         node: string;
@@ -201,11 +206,6 @@ export declare const workflowConnectionSchema: z.ZodRecord<z.ZodString, z.ZodObj
         node: string;
         index: number;
     }[][] | undefined;
-    ai_tool?: {
-        type: string;
-        node: string;
-        index: number;
-    }[][] | undefined;
     ai_embedding?: {
         type: string;
         node: string;

dist/services/n8n-validation.d.ts.map

@@ -1 +1 @@
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+{"version":3,"file":"n8n-validation.d.ts","sourceRoot":"","sources":["../../src/services/n8n-validation.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,CAAC,EAAE,MAAM,KAAK,CAAC;AACxB,OAAO,EAAE,YAAY,EAAE,kBAAkB,EAAE,QAAQ,EAAE,MAAM,kBAAkB,CAAC;AAM9E,eAAO,MAAM,kBAAkB;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;EAiB7B,CAAC;AAkBH,eAAO,MAAM,wBAAwB;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;GAUpC,CAAC;AAEF,eAAO,MAAM,sBAAsB;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;EAWjC,CAAC;AAGH,eAAO,MAAM,uBAAuB;;;;;;CAMnC,CAAC;AAGF,wBAAgB,oBAAoB,CAAC,IAAI,EAAE,OAAO,GAAG,YAAY,CAEhE;AAED,wBAAgB,2BAA2B,CAAC,WAAW,EAAE,OAAO,GAAG,kBAAkB,CAEpF;AAED,wBAAgB,wBAAwB,CAAC,QAAQ,EAAE,OAAO,GAAG,CAAC,CAAC,KAAK,CAAC,OAAO,sBAAsB,CAAC,CAElG;AAGD,wBAAgB,sBAAsB,CAAC,QAAQ,EAAE,OAAO,CAAC,QAAQ,CAAC,GAAG,OAAO,CAAC,QAAQ,CAAC,CAsBrF;AAiBD,wBAAgB,sBAAsB,CAAC,QAAQ,EAAE,QAAQ,GAAG,OAAO,CAAC,QAAQ,CAAC,CAoE5E;AAGD,wBAAgB,yBAAyB,CAAC,QAAQ,EAAE,OAAO,CAAC,QAAQ,CAAC,GAAG,MAAM,EAAE,CA6P/E;AAGD,wBAAgB,iBAAiB,CAAC,QAAQ,EAAE,QAAQ,GAAG,OAAO,CAK7D;AAMD,wBAAgB,+BAA+B,CAAC,IAAI,EAAE,YAAY,GAAG,MAAM,EAAE,CA+F5E;AAMD,wBAAgB,yBAAyB,CAAC,QAAQ,EAAE,GAAG,EAAE,IAAI,EAAE,MAAM,GAAG,MAAM,EAAE,CA0D/E;AAGD,wBAAgB,aAAa,CAAC,QAAQ,EAAE,QAAQ,GAAG,MAAM,GAAG,IAAI,CAmB/D;AAGD,wBAAgB,2BAA2B,IAAI,MAAM,CA6CpD;AAGD,wBAAgB,yBAAyB,CAAC,MAAM,EAAE,MAAM,EAAE,GAAG,MAAM,EAAE,CAmBpE"}

dist/services/n8n-validation.js

@@ -152,17 +152,23 @@ function validateWorkflowStructure(workflow) {
         }
         else if (connectionCount > 0 || executableNodes.length > 1) {
             const connectedNodes = new Set();
+            const ALL_CONNECTION_TYPES = ['main', 'error', 'ai_tool', 'ai_languageModel', 'ai_memory', 'ai_embedding', 'ai_vectorStore'];
             Object.entries(workflow.connections).forEach(([sourceName, connection]) => {
                 connectedNodes.add(sourceName);
-                if (connection.main && Array.isArray(connection.main)) {
-                    connection.main.forEach((outputs) => {
-                        if (Array.isArray(outputs)) {
-                            outputs.forEach((target) => {
-                                connectedNodes.add(target.node);
-                            });
-                        }
-                    });
-                }
+                ALL_CONNECTION_TYPES.forEach(connType => {
+                    const connData = connection[connType];
+                    if (connData && Array.isArray(connData)) {
+                        connData.forEach((outputs) => {
+                            if (Array.isArray(outputs)) {
+                                outputs.forEach((target) => {
+                                    if (target?.node) {
+                                        connectedNodes.add(target.node);
+                                    }
+                                });
+                            }
+                        });
+                    }
+                });
             });
             const disconnectedNodes = workflow.nodes.filter(node => {
                 if ((0, node_classification_1.isNonExecutableNode)(node.type)) {
@@ -171,7 +177,9 @@ function validateWorkflowStructure(workflow) {
                 const isConnected = connectedNodes.has(node.name);
                 const isNodeTrigger = (0, node_type_utils_1.isTriggerNode)(node.type);
                 if (isNodeTrigger) {
-                    return !workflow.connections?.[node.name];
+                    const hasOutgoingConnections = !!workflow.connections?.[node.name];
+                    const hasInboundConnections = isConnected;
+                    return !hasOutgoingConnections && !hasInboundConnections;
                 }
                 return !isConnected;
             });
@@ -217,12 +225,9 @@ function validateWorkflowStructure(workflow) {
     }
     if (workflow.active === true && workflow.nodes && workflow.nodes.length > 0) {
         const activatableTriggers = workflow.nodes.filter(node => !node.disabled && (0, node_type_utils_1.isActivatableTrigger)(node.type));
-        const executeWorkflowTriggers = workflow.nodes.filter(node => !node.disabled && node.type.toLowerCase().includes('executeworkflow'));
-        if (activatableTriggers.length === 0 && executeWorkflowTriggers.length > 0) {
-            const triggerNames = executeWorkflowTriggers.map(n => n.name).join(', ');
-            errors.push(`Cannot activate workflow with only Execute Workflow Trigger nodes (${triggerNames}). ` +
-                'Execute Workflow Trigger can only be invoked by other workflows, not activated. ' +
-                'Either deactivate the workflow or add a webhook/schedule/polling trigger.');
+        if (activatableTriggers.length === 0) {
+            errors.push('Cannot activate workflow: No activatable trigger nodes found. ' +
+                'Workflows must have at least one enabled trigger node (webhook, schedule, executeWorkflowTrigger, etc.).');
         }
     }
     if (workflow.nodes && workflow.connections) {

dist/services/node-similarity-service.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"node-similarity-service.d.ts","sourceRoot":"","sources":["../../src/services/node-similarity-service.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAE,MAAM,6BAA6B,CAAC;AAG7D,MAAM,WAAW,cAAc;IAC7B,QAAQ,EAAE,MAAM,CAAC;IACjB,WAAW,EAAE,MAAM,CAAC;IACpB,UAAU,EAAE,MAAM,CAAC;IACnB,MAAM,EAAE,MAAM,CAAC;IACf,QAAQ,CAAC,EAAE,MAAM,CAAC;IAClB,WAAW,CAAC,EAAE,MAAM,CAAC;CACtB;AAED,MAAM,WAAW,eAAe;IAC9B,cAAc,EAAE,MAAM,CAAC;IACvB,aAAa,EAAE,MAAM,CAAC;IACtB,YAAY,EAAE,MAAM,CAAC;IACrB,YAAY,EAAE,MAAM,CAAC;IACrB,UAAU,EAAE,MAAM,CAAC;CACpB;AAED,MAAM,WAAW,oBAAoB;IACnC,OAAO,EAAE,MAAM,CAAC;IAChB,UAAU,EAAE,MAAM,CAAC;IACnB,UAAU,EAAE,MAAM,CAAC;IACnB,MAAM,EAAE,MAAM,CAAC;CAChB;AAED,qBAAa,qBAAqB;IAEhC,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,iBAAiB,CAAM;IAC/C,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,kBAAkB,CAAK;IAC/C,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,mBAAmB,CAAK;IAChD,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,iBAAiB,CAAiB;IAC1D,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,mBAAmB,CAAO;IAElD,OAAO,CAAC,UAAU,CAAiB;IACnC,OAAO,CAAC,cAAc,CAAsC;IAC5D,OAAO,CAAC,SAAS,CAAsB;IACvC,OAAO,CAAC,WAAW,CAAa;IAChC,OAAO,CAAC,YAAY,CAAa;gBAErB,UAAU,EAAE,cAAc;IAStC,OAAO,CAAC,wBAAwB;IAkDhC,OAAO,CAAC,yBAAyB;IAuB3B,gBAAgB,CAAC,WAAW,EAAE,MAAM,EAAE,KAAK,GAAE,MAAU,GAAG,OAAO,CAAC,cAAc,EAAE,CAAC;IA8CzF,OAAO,CAAC,mBAAmB;IA0E3B,OAAO,CAAC,wBAAwB;IAuEhC,OAAO,CAAC,gBAAgB;IA2BxB,OAAO,CAAC,iBAAiB;IAUzB,OAAO,CAAC,mBAAmB;IAgB3B,OAAO,CAAC,eAAe;YAgDT,cAAc;IAqCrB,eAAe,IAAI,IAAI;IAUjB,YAAY,IAAI,OAAO,CAAC,IAAI,CAAC;IAQ1C,uBAAuB,CAAC,WAAW,EAAE,cAAc,EAAE,EAAE,WAAW,EAAE,MAAM,GAAG,MAAM;IA8BnF,aAAa,CAAC,UAAU,EAAE,cAAc,GAAG,OAAO;IAQlD,UAAU,IAAI,IAAI;CAGnB"}
+{"version":3,"file":"node-similarity-service.d.ts","sourceRoot":"","sources":["../../src/services/node-similarity-service.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,cAAc,EAAE,MAAM,6BAA6B,CAAC;AAI7D,MAAM,WAAW,cAAc;IAC7B,QAAQ,EAAE,MAAM,CAAC;IACjB,WAAW,EAAE,MAAM,CAAC;IACpB,UAAU,EAAE,MAAM,CAAC;IACnB,MAAM,EAAE,MAAM,CAAC;IACf,QAAQ,CAAC,EAAE,MAAM,CAAC;IAClB,WAAW,CAAC,EAAE,MAAM,CAAC;CACtB;AAED,MAAM,WAAW,eAAe;IAC9B,cAAc,EAAE,MAAM,CAAC;IACvB,aAAa,EAAE,MAAM,CAAC;IACtB,YAAY,EAAE,MAAM,CAAC;IACrB,YAAY,EAAE,MAAM,CAAC;IACrB,UAAU,EAAE,MAAM,CAAC;CACpB;AAED,MAAM,WAAW,oBAAoB;IACnC,OAAO,EAAE,MAAM,CAAC;IAChB,UAAU,EAAE,MAAM,CAAC;IACnB,UAAU,EAAE,MAAM,CAAC;IACnB,MAAM,EAAE,MAAM,CAAC;CAChB;AAED,qBAAa,qBAAqB;IAEhC,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,iBAAiB,CAAM;IAC/C,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,kBAAkB,CAAK;IAC/C,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,mBAAmB,CAAK;IAChD,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,iBAAiB,CAAiB;IAC1D,OAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,mBAAmB,CAAO;IAElD,OAAO,CAAC,UAAU,CAAiB;IACnC,OAAO,CAAC,cAAc,CAAsC;IAC5D,OAAO,CAAC,SAAS,CAAsB;IACvC,OAAO,CAAC,WAAW,CAAa;IAChC,OAAO,CAAC,YAAY,CAAa;gBAErB,UAAU,EAAE,cAAc;IAStC,OAAO,CAAC,wBAAwB;IAkDhC,OAAO,CAAC,yBAAyB;IAuB3B,gBAAgB,CAAC,WAAW,EAAE,MAAM,EAAE,KAAK,GAAE,MAAU,GAAG,OAAO,CAAC,cAAc,EAAE,CAAC;IAiEzF,OAAO,CAAC,mBAAmB;IA0E3B,OAAO,CAAC,wBAAwB;IAuEhC,OAAO,CAAC,gBAAgB;IA2BxB,OAAO,CAAC,iBAAiB;IAUzB,OAAO,CAAC,mBAAmB;IAgB3B,OAAO,CAAC,eAAe;YAgDT,cAAc;IAqCrB,eAAe,IAAI,IAAI;IAUjB,YAAY,IAAI,OAAO,CAAC,IAAI,CAAC;IAQ1C,uBAAuB,CAAC,WAAW,EAAE,cAAc,EAAE,EAAE,WAAW,EAAE,MAAM,GAAG,MAAM;IA8BnF,aAAa,CAAC,UAAU,EAAE,cAAc,GAAG,OAAO;IAQlD,UAAU,IAAI,IAAI;CAGnB"}

dist/services/node-similarity-service.js

@@ -2,6 +2,7 @@
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.NodeSimilarityService = void 0;
 const logger_1 = require("../utils/logger");
+const tool_variant_generator_1 = require("./tool-variant-generator");
 class NodeSimilarityService {
     constructor(repository) {
         this.nodeCache = null;
@@ -67,6 +68,22 @@ class NodeSimilarityService {
         if (!invalidType || invalidType.trim() === '') {
             return [];
         }
+        if (tool_variant_generator_1.ToolVariantGenerator.isToolVariantNodeType(invalidType)) {
+            const baseNodeType = tool_variant_generator_1.ToolVariantGenerator.getBaseNodeType(invalidType);
+            if (baseNodeType) {
+                const baseNode = this.repository.getNode(baseNodeType);
+                if (baseNode) {
+                    return [{
+                            nodeType: invalidType,
+                            displayName: `${baseNode.displayName} Tool`,
+                            confidence: 0.98,
+                            reason: `Dynamic AI Tool variant of ${baseNode.displayName}`,
+                            category: baseNode.category,
+                            description: 'Runtime-generated Tool variant for AI Agent integration'
+                        }];
+                }
+            }
+        }
         const suggestions = [];
         const mistakeSuggestion = this.checkCommonMistakes(invalidType);
         if (mistakeSuggestion) {

dist/services/workflow-diff-engine.js

@@ -651,7 +651,7 @@ class WorkflowDiffEngine {
     validateActivateWorkflow(workflow, operation) {
         const activatableTriggers = workflow.nodes.filter(node => !node.disabled && (0, node_type_utils_1.isActivatableTrigger)(node.type));
         if (activatableTriggers.length === 0) {
-            return 'Cannot activate workflow: No activatable trigger nodes found. Workflows must have at least one enabled trigger node (webhook, schedule, email, etc.). Note: executeWorkflowTrigger cannot activate workflows as they can only be invoked by other workflows.';
+            return 'Cannot activate workflow: No activatable trigger nodes found. Workflows must have at least one enabled trigger node (webhook, schedule, executeWorkflowTrigger, etc.).';
         }
         return null;
     }

dist/services/workflow-validator.d.ts.map

@@ -1 +1 @@
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+{"version":3,"file":"workflow-validator.d.ts","sourceRoot":"","sources":["../../src/services/workflow-validator.ts"],"names":[],"mappings":"AAMA,OAAO,EAAE,cAAc,EAAE,MAAM,6BAA6B,CAAC;AAC7D,OAAO,EAAE,uBAAuB,EAAE,MAAM,6BAA6B,CAAC;AAatE,UAAU,YAAY;IACpB,EAAE,EAAE,MAAM,CAAC;IACX,IAAI,EAAE,MAAM,CAAC;IACb,IAAI,EAAE,MAAM,CAAC;IACb,QAAQ,EAAE,CAAC,MAAM,EAAE,MAAM,CAAC,CAAC;IAC3B,UAAU,EAAE,GAAG,CAAC;IAChB,WAAW,CAAC,EAAE,GAAG,CAAC;IAClB,QAAQ,CAAC,EAAE,OAAO,CAAC;IACnB,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,WAAW,CAAC,EAAE,OAAO,CAAC;IACtB,WAAW,CAAC,EAAE,MAAM,CAAC;IACrB,cAAc,CAAC,EAAE,OAAO,CAAC;IACzB,OAAO,CAAC,EAAE,uBAAuB,GAAG,qBAAqB,GAAG,cAAc,CAAC;IAC3E,WAAW,CAAC,EAAE,OAAO,CAAC;IACtB,QAAQ,CAAC,EAAE,MAAM,CAAC;IAClB,gBAAgB,CAAC,EAAE,MAAM,CAAC;IAC1B,gBAAgB,CAAC,EAAE,OAAO,CAAC;IAC3B,WAAW,CAAC,EAAE,OAAO,CAAC;CACvB;AAED,UAAU,kBAAkB;IAC1B,CAAC,UAAU,EAAE,MAAM,GAAG;QACpB,IAAI,CAAC,EAAE,KAAK,CAAC,KAAK,CAAC;YAAE,IAAI,EAAE,MAAM,CAAC;YAAC,IAAI,EAAE,MAAM,CAAC;YAAC,KAAK,EAAE,MAAM,CAAA;SAAE,CAAC,CAAC,CAAC;QACnE,KAAK,CAAC,EAAE,KAAK,CAAC,KAAK,CAAC;YAAE,IAAI,EAAE,MAAM,CAAC;YAAC,IAAI,EAAE,MAAM,CAAC;YAAC,KAAK,EAAE,MAAM,CAAA;SAAE,CAAC,CAAC,CAAC;QACpE,OAAO,CAAC,EAAE,KAAK,CAAC,KAAK,CAAC;YAAE,IAAI,EAAE,MAAM,CAAC;YAAC,IAAI,EAAE,MAAM,CAAC;YAAC,KAAK,EAAE,MAAM,CAAA;SAAE,CAAC,CAAC,CAAC;KACvE,CAAC;CACH;AAED,UAAU,YAAY;IACpB,IAAI,CAAC,EAAE,MAAM,CAAC;IACd,KAAK,EAAE,YAAY,EAAE,CAAC;IACtB,WAAW,EAAE,kBAAkB,CAAC;IAChC,QAAQ,CAAC,EAAE,GAAG,CAAC;IACf,UAAU,CAAC,EAAE,GAAG,CAAC;IACjB,OAAO,CAAC,EAAE,GAAG,CAAC;IACd,IAAI,CAAC,EAAE,GAAG,CAAC;CACZ;AAED,MAAM,WAAW,eAAe;IAC9B,IAAI,EAAE,OAAO,GAAG,SAAS,CAAC;IAC1B,MAAM,CAAC,EAAE,MAAM,CAAC;IAChB,QAAQ,CAAC,EAAE,MAAM,CAAC;IAClB,OAAO,EAAE,MAAM,CAAC;IAChB,OAAO,CAAC,EAAE,GAAG,CAAC;IACd,IAAI,CAAC,EAAE,MAAM,CAAC;IACd,GAAG,CAAC,EAAE;QACJ,IAAI,EAAE,MAAM,CAAC;QACb,WAAW,CAAC,EAAE,MAAM,CAAC;QACrB,aAAa,CAAC,EAAE,MAAM,CAAC;QACvB,WAAW,CAAC,EAAE,MAAM,CAAC;KACtB,CAAC;CACH;AAED,MAAM,WAAW,wBAAwB;IACvC,KAAK,EAAE,OAAO,CAAC;IACf,MAAM,EAAE,eAAe,EAAE,CAAC;IAC1B,QAAQ,EAAE,eAAe,EAAE,CAAC;IAC5B,UAAU,EAAE;QACV,UAAU,EAAE,MAAM,CAAC;QACnB,YAAY,EAAE,MAAM,CAAC;QACrB,YAAY,EAAE,MAAM,CAAC;QACrB,gBAAgB,EAAE,MAAM,CAAC;QACzB,kBAAkB,EAAE,MAAM,CAAC;QAC3B,oBAAoB,EAAE,MAAM,CAAC;KAC9B,CAAC;IACF,WAAW,EAAE,MAAM,EAAE,CAAC;CACvB;AAED,qBAAa,iBAAiB;IAK1B,OAAO,CAAC,cAAc;IACtB,OAAO,CAAC,aAAa;IALvB,OAAO,CAAC,eAAe,CAA6B;IACpD,OAAO,CAAC,iBAAiB,CAAwB;gBAGvC,cAAc,EAAE,cAAc,EAC9B,aAAa,EAAE,OAAO,uBAAuB;IAWjD,gBAAgB,CACpB,QAAQ,EAAE,YAAY,EACtB,OAAO,GAAE;QACP,aAAa,CAAC,EAAE,OAAO,CAAC;QACxB,mBAAmB,CAAC,EAAE,OAAO,CAAC;QAC9B,mBAAmB,CAAC,EAAE,OAAO,CAAC;QAC9B,OAAO,CAAC,EAAE,SAAS,GAAG,SAAS,GAAG,aAAa,GAAG,QAAQ,CAAC;KACvD,GACL,OAAO,CAAC,wBAAwB,CAAC;IAgHpC,OAAO,CAAC,yBAAyB;YAkInB,gBAAgB;IAmO9B,OAAO,CAAC,mBAAmB;IA8H3B,OAAO,CAAC,yBAAyB;IAgGjC,OAAO,CAAC,gCAAgC;IAoFxC,OAAO,CAAC,wBAAwB;IAsChC,OAAO,CAAC,oBAAoB;IAuE5B,OAAO,CAAC,QAAQ;IAsFhB,OAAO,CAAC,mBAAmB;IA4F3B,OAAO,CAAC,wBAAwB;IA2BhC,OAAO,CAAC,YAAY;IAgBpB,OAAO,CAAC,qBAAqB;IAgG7B,OAAO,CAAC,qBAAqB;IA8C7B,OAAO,CAAC,mBAAmB;IA4E3B,OAAO,CAAC,sBAAsB;IAyT9B,OAAO,CAAC,yBAAyB;IAqCjC,OAAO,CAAC,gCAAgC;IA8BxC,OAAO,CAAC,gCAAgC;IAsFxC,OAAO,CAAC,gBAAgB;IA4CxB,OAAO,CAAC,2BAA2B;CAmEpC"}

dist/services/workflow-validator.js

@@ -236,7 +236,31 @@ class WorkflowValidator {
                     }
                 }
                 const normalizedType = node_type_normalizer_1.NodeTypeNormalizer.normalizeToFullForm(node.type);
-                const nodeInfo = this.nodeRepository.getNode(normalizedType);
+                let nodeInfo = this.nodeRepository.getNode(normalizedType);
+                if (!nodeInfo && tool_variant_generator_1.ToolVariantGenerator.isToolVariantNodeType(normalizedType)) {
+                    const baseNodeType = tool_variant_generator_1.ToolVariantGenerator.getBaseNodeType(normalizedType);
+                    if (baseNodeType) {
+                        const baseNodeInfo = this.nodeRepository.getNode(baseNodeType);
+                        if (baseNodeInfo) {
+                            result.warnings.push({
+                                type: 'warning',
+                                nodeId: node.id,
+                                nodeName: node.name,
+                                message: `Node type "${node.type}" is inferred as a dynamic AI Tool variant of "${baseNodeType}". ` +
+                                    `This Tool variant is created by n8n at runtime when connecting "${baseNodeInfo.displayName}" to an AI Agent.`,
+                                code: 'INFERRED_TOOL_VARIANT'
+                            });
+                            nodeInfo = {
+                                ...baseNodeInfo,
+                                nodeType: normalizedType,
+                                displayName: `${baseNodeInfo.displayName} Tool`,
+                                isToolVariant: true,
+                                toolVariantOf: baseNodeType,
+                                isInferred: true
+                            };
+                        }
+                    }
+                }
                 if (!nodeInfo) {
                     const suggestions = await this.similarityService.findSimilarNodes(node.type, 3);
                     let message = `Unknown node type: "${node.type}".`;
@@ -310,7 +334,14 @@ class WorkflowValidator {
                 if (normalizedType.startsWith('nodes-langchain.')) {
                     continue;
                 }
-                const nodeValidation = this.nodeValidator.validateWithMode(node.type, node.parameters, nodeInfo.properties || [], 'operation', profile);
+                if (nodeInfo.isInferred) {
+                    continue;
+                }
+                const paramsWithVersion = {
+                    '@version': node.typeVersion || 1,
+                    ...node.parameters
+                };
+                const nodeValidation = this.nodeValidator.validateWithMode(node.type, paramsWithVersion, nodeInfo.properties || [], 'operation', profile);
                 nodeValidation.errors.forEach((error) => {
                     result.errors.push({
                         type: 'error',

dist/telemetry/batch-processor.d.ts

@@ -12,6 +12,8 @@ export declare class TelemetryBatchProcessor {
     private flushTimes;
     private deadLetterQueue;
     private readonly maxDeadLetterSize;
+    private eventListeners;
+    private started;
     constructor(supabase: SupabaseClient | null, isEnabled: () => boolean);
     start(): void;
     stop(): void;

dist/telemetry/batch-processor.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"batch-processor.d.ts","sourceRoot":"","sources":["../../src/telemetry/batch-processor.ts"],"names":[],"mappings":"AAKA,OAAO,EAAE,cAAc,EAAE,MAAM,uBAAuB,CAAC;AACvD,OAAO,EAAE,cAAc,EAAE,iBAAiB,EAAE,sBAAsB,EAAoB,gBAAgB,EAAE,MAAM,mBAAmB,CAAC;AAyBlI,qBAAa,uBAAuB;IAoBhC,OAAO,CAAC,QAAQ;IAChB,OAAO,CAAC,SAAS;IApBnB,OAAO,CAAC,UAAU,CAAC,CAAiB;IACpC,OAAO,CAAC,gBAAgB,CAAkB;IAC1C,OAAO,CAAC,mBAAmB,CAAkB;IAC7C,OAAO,CAAC,mBAAmB,CAAkB;IAC7C,OAAO,CAAC,cAAc,CAA0B;IAChD,OAAO,CAAC,OAAO,CAQb;IACF,OAAO,CAAC,UAAU,CAAgB;IAClC,OAAO,CAAC,eAAe,CAAuE;IAC9F,OAAO,CAAC,QAAQ,CAAC,iBAAiB,CAAO;gBAG/B,QAAQ,EAAE,cAAc,GAAG,IAAI,EAC/B,SAAS,EAAE,MAAM,OAAO;IAQlC,KAAK,IAAI,IAAI;IA+Bb,IAAI,IAAI,IAAI;IAWN,KAAK,CAAC,MAAM,CAAC,EAAE,cAAc,EAAE,EAAE,SAAS,CAAC,EAAE,iBAAiB,EAAE,EAAE,SAAS,CAAC,EAAE,sBAAsB,EAAE,GAAG,OAAO,CAAC,IAAI,CAAC;YAgD9G,WAAW;YAmDX,cAAc;YAuDd,cAAc;YAiEd,gBAAgB;IAgD9B,OAAO,CAAC,aAAa;IAarB,OAAO,CAAC,oBAAoB;IAiB5B,OAAO,CAAC,oBAAoB;YAmBd,sBAAsB;IAgCpC,OAAO,CAAC,eAAe;IAiBvB,UAAU,IAAI,gBAAgB,GAAG;QAAE,mBAAmB,EAAE,GAAG,CAAC;QAAC,mBAAmB,EAAE,MAAM,CAAA;KAAE;IAW1F,YAAY,IAAI,IAAI;CAarB"}
+{"version":3,"file":"batch-processor.d.ts","sourceRoot":"","sources":["../../src/telemetry/batch-processor.ts"],"names":[],"mappings":"AAKA,OAAO,EAAE,cAAc,EAAE,MAAM,uBAAuB,CAAC;AACvD,OAAO,EAAE,cAAc,EAAE,iBAAiB,EAAE,sBAAsB,EAAoB,gBAAgB,EAAE,MAAM,mBAAmB,CAAC;AAoClI,qBAAa,uBAAuB;IA2BhC,OAAO,CAAC,QAAQ;IAChB,OAAO,CAAC,SAAS;IA3BnB,OAAO,CAAC,UAAU,CAAC,CAAiB;IACpC,OAAO,CAAC,gBAAgB,CAAkB;IAC1C,OAAO,CAAC,mBAAmB,CAAkB;IAC7C,OAAO,CAAC,mBAAmB,CAAkB;IAC7C,OAAO,CAAC,cAAc,CAA0B;IAChD,OAAO,CAAC,OAAO,CAQb;IACF,OAAO,CAAC,UAAU,CAAgB;IAClC,OAAO,CAAC,eAAe,CAAuE;IAC9F,OAAO,CAAC,QAAQ,CAAC,iBAAiB,CAAO;IAEzC,OAAO,CAAC,cAAc,CAIf;IACP,OAAO,CAAC,OAAO,CAAkB;gBAGvB,QAAQ,EAAE,cAAc,GAAG,IAAI,EAC/B,SAAS,EAAE,MAAM,OAAO;IAQlC,KAAK,IAAI,IAAI;IA0Cb,IAAI,IAAI,IAAI;IAyBN,KAAK,CAAC,MAAM,CAAC,EAAE,cAAc,EAAE,EAAE,SAAS,CAAC,EAAE,iBAAiB,EAAE,EAAE,SAAS,CAAC,EAAE,sBAAsB,EAAE,GAAG,OAAO,CAAC,IAAI,CAAC;YAgD9G,WAAW;YAmDX,cAAc;YAuDd,cAAc;YAiEd,gBAAgB;IAgD9B,OAAO,CAAC,aAAa;IAarB,OAAO,CAAC,oBAAoB;IAiB5B,OAAO,CAAC,oBAAoB;YAmBd,sBAAsB;IAgCpC,OAAO,CAAC,eAAe;IAiBvB,UAAU,IAAI,gBAAgB,GAAG;QAAE,mBAAmB,EAAE,GAAG,CAAC;QAAC,mBAAmB,EAAE,MAAM,CAAA;KAAE;IAW1F,YAAY,IAAI,IAAI;CAarB"}

dist/telemetry/batch-processor.js

@@ -4,19 +4,13 @@ exports.TelemetryBatchProcessor = void 0;
 const telemetry_types_1 = require("./telemetry-types");
 const telemetry_error_1 = require("./telemetry-error");
 const logger_1 = require("../utils/logger");
-function toSnakeCase(obj) {
-    if (obj === null || obj === undefined)
-        return obj;
-    if (Array.isArray(obj))
-        return obj.map(toSnakeCase);
-    if (typeof obj !== 'object')
-        return obj;
+function keyToSnakeCase(key) {
+    return key.replace(/[A-Z]/g, letter => `_${letter.toLowerCase()}`);
+}
+function mutationToSupabaseFormat(mutation) {
     const result = {};
-    for (const key in obj) {
-        if (obj.hasOwnProperty(key)) {
-            const snakeKey = key.replace(/[A-Z]/g, letter => `_${letter.toLowerCase()}`);
-            result[snakeKey] = toSnakeCase(obj[key]);
-        }
+    for (const [key, value] of Object.entries(mutation)) {
+        result[keyToSnakeCase(key)] = value;
     }
     return result;
 }
@@ -39,26 +33,36 @@ class TelemetryBatchProcessor {
         this.flushTimes = [];
         this.deadLetterQueue = [];
         this.maxDeadLetterSize = 100;
+        this.eventListeners = {};
+        this.started = false;
         this.circuitBreaker = new telemetry_error_1.TelemetryCircuitBreaker();
     }
     start() {
         if (!this.isEnabled() || !this.supabase)
             return;
+        if (this.started) {
+            logger_1.logger.debug('Telemetry batch processor already started, skipping');
+            return;
+        }
         this.flushTimer = setInterval(() => {
             this.flush();
         }, telemetry_types_1.TELEMETRY_CONFIG.BATCH_FLUSH_INTERVAL);
         if (typeof this.flushTimer === 'object' && 'unref' in this.flushTimer) {
             this.flushTimer.unref();
         }
-        process.on('beforeExit', () => this.flush());
-        process.on('SIGINT', () => {
+        this.eventListeners.beforeExit = () => this.flush();
+        this.eventListeners.sigint = () => {
             this.flush();
             process.exit(0);
-        });
-        process.on('SIGTERM', () => {
+        };
+        this.eventListeners.sigterm = () => {
             this.flush();
             process.exit(0);
-        });
+        };
+        process.on('beforeExit', this.eventListeners.beforeExit);
+        process.on('SIGINT', this.eventListeners.sigint);
+        process.on('SIGTERM', this.eventListeners.sigterm);
+        this.started = true;
         logger_1.logger.debug('Telemetry batch processor started');
     }
     stop() {
@@ -66,6 +70,17 @@ class TelemetryBatchProcessor {
             clearInterval(this.flushTimer);
             this.flushTimer = undefined;
         }
+        if (this.eventListeners.beforeExit) {
+            process.removeListener('beforeExit', this.eventListeners.beforeExit);
+        }
+        if (this.eventListeners.sigint) {
+            process.removeListener('SIGINT', this.eventListeners.sigint);
+        }
+        if (this.eventListeners.sigterm) {
+            process.removeListener('SIGTERM', this.eventListeners.sigterm);
+        }
+        this.eventListeners = {};
+        this.started = false;
         logger_1.logger.debug('Telemetry batch processor stopped');
     }
     async flush(events, workflows, mutations) {
@@ -185,7 +200,7 @@ class TelemetryBatchProcessor {
             const batches = this.createBatches(mutations, telemetry_types_1.TELEMETRY_CONFIG.MAX_BATCH_SIZE);
             for (const batch of batches) {
                 const result = await this.executeWithRetry(async () => {
-                    const snakeCaseBatch = batch.map(mutation => toSnakeCase(mutation));
+                    const snakeCaseBatch = batch.map(mutation => mutationToSupabaseFormat(mutation));
                     const { error } = await this.supabase
                         .from('workflow_mutations')
                         .insert(snakeCaseBatch);

dist/types/index.d.ts

@@ -7,6 +7,13 @@ export interface MCPServerConfig {
     host: string;
     authToken?: string;
 }
+export interface ToolAnnotations {
+    title?: string;
+    readOnlyHint?: boolean;
+    destructiveHint?: boolean;
+    idempotentHint?: boolean;
+    openWorldHint?: boolean;
+}
 export interface ToolDefinition {
     name: string;
     description: string;
@@ -22,6 +29,12 @@ export interface ToolDefinition {
         required?: string[];
         additionalProperties?: boolean | Record<string, any>;
     };
+    annotations?: ToolAnnotations;
+    _meta?: {
+        ui?: {
+            resourceUri?: string;
+        };
+    };
 }
 export interface ResourceDefinition {
     uri: string;

dist/types/index.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../../src/types/index.ts"],"names":[],"mappings":"AACA,cAAc,cAAc,CAAC;AAC7B,cAAc,mBAAmB,CAAC;AAClC,cAAc,oBAAoB,CAAC;AACnC,cAAc,iBAAiB,CAAC;AAEhC,MAAM,WAAW,eAAe;IAC9B,IAAI,EAAE,MAAM,CAAC;IACb,IAAI,EAAE,MAAM,CAAC;IACb,SAAS,CAAC,EAAE,MAAM,CAAC;CACpB;AAED,MAAM,WAAW,cAAc;IAC7B,IAAI,EAAE,MAAM,CAAC;IACb,WAAW,EAAE,MAAM,CAAC;IACpB,WAAW,EAAE;QACX,IAAI,EAAE,MAAM,CAAC;QACb,UAAU,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;QAChC,QAAQ,CAAC,EAAE,MAAM,EAAE,CAAC;QACpB,oBAAoB,CAAC,EAAE,OAAO,GAAG,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;KACtD,CAAC;IACF,YAAY,CAAC,EAAE;QACb,IAAI,EAAE,MAAM,CAAC;QACb,UAAU,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;QAChC,QAAQ,CAAC,EAAE,MAAM,EAAE,CAAC;QACpB,oBAAoB,CAAC,EAAE,OAAO,GAAG,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;KACtD,CAAC;CACH;AAED,MAAM,WAAW,kBAAkB;IACjC,GAAG,EAAE,MAAM,CAAC;IACZ,IAAI,EAAE,MAAM,CAAC;IACb,WAAW,CAAC,EAAE,MAAM,CAAC;IACrB,QAAQ,CAAC,EAAE,MAAM,CAAC;CACnB;AAED,MAAM,WAAW,gBAAgB;IAC/B,IAAI,EAAE,MAAM,CAAC;IACb,WAAW,CAAC,EAAE,MAAM,CAAC;IACrB,SAAS,CAAC,EAAE,KAAK,CAAC;QAChB,IAAI,EAAE,MAAM,CAAC;QACb,WAAW,CAAC,EAAE,MAAM,CAAC;QACrB,QAAQ,CAAC,EAAE,OAAO,CAAC;KACpB,CAAC,CAAC;CACJ"}
+{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../../src/types/index.ts"],"names":[],"mappings":"AACA,cAAc,cAAc,CAAC;AAC7B,cAAc,mBAAmB,CAAC;AAClC,cAAc,oBAAoB,CAAC;AACnC,cAAc,iBAAiB,CAAC;AAEhC,MAAM,WAAW,eAAe;IAC9B,IAAI,EAAE,MAAM,CAAC;IACb,IAAI,EAAE,MAAM,CAAC;IACb,SAAS,CAAC,EAAE,MAAM,CAAC;CACpB;AAMD,MAAM,WAAW,eAAe;IAE9B,KAAK,CAAC,EAAE,MAAM,CAAC;IAEf,YAAY,CAAC,EAAE,OAAO,CAAC;IAEvB,eAAe,CAAC,EAAE,OAAO,CAAC;IAE1B,cAAc,CAAC,EAAE,OAAO,CAAC;IAEzB,aAAa,CAAC,EAAE,OAAO,CAAC;CACzB;AAED,MAAM,WAAW,cAAc;IAC7B,IAAI,EAAE,MAAM,CAAC;IACb,WAAW,EAAE,MAAM,CAAC;IACpB,WAAW,EAAE;QACX,IAAI,EAAE,MAAM,CAAC;QACb,UAAU,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;QAChC,QAAQ,CAAC,EAAE,MAAM,EAAE,CAAC;QACpB,oBAAoB,CAAC,EAAE,OAAO,GAAG,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;KACtD,CAAC;IACF,YAAY,CAAC,EAAE;QACb,IAAI,EAAE,MAAM,CAAC;QACb,UAAU,EAAE,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;QAChC,QAAQ,CAAC,EAAE,MAAM,EAAE,CAAC;QACpB,oBAAoB,CAAC,EAAE,OAAO,GAAG,MAAM,CAAC,MAAM,EAAE,GAAG,CAAC,CAAC;KACtD,CAAC;IAEF,WAAW,CAAC,EAAE,eAAe,CAAC;IAC9B,KAAK,CAAC,EAAE;QACN,EAAE,CAAC,EAAE;YACH,WAAW,CAAC,EAAE,MAAM,CAAC;SACtB,CAAC;KACH,CAAC;CACH;AAED,MAAM,WAAW,kBAAkB;IACjC,GAAG,EAAE,MAAM,CAAC;IACZ,IAAI,EAAE,MAAM,CAAC;IACb,WAAW,CAAC,EAAE,MAAM,CAAC;IACrB,QAAQ,CAAC,EAAE,MAAM,CAAC;CACnB;AAED,MAAM,WAAW,gBAAgB;IAC/B,IAAI,EAAE,MAAM,CAAC;IACb,WAAW,CAAC,EAAE,MAAM,CAAC;IACrB,SAAS,CAAC,EAAE,KAAK,CAAC;QAChB,IAAI,EAAE,MAAM,CAAC;QACb,WAAW,CAAC,EAAE,MAAM,CAAC;QACrB,QAAQ,CAAC,EAAE,OAAO,CAAC;KACpB,CAAC,CAAC;CACJ"}

dist/types/n8n-api.d.ts

@@ -267,7 +267,7 @@ export interface McpToolResponse {
     executionId?: string;
     workflowId?: string;
 }
-export type ExecutionMode = 'preview' | 'summary' | 'filtered' | 'full';
+export type ExecutionMode = 'preview' | 'summary' | 'filtered' | 'full' | 'error';
 export interface ExecutionPreview {
     totalNodes: number;
     executedNodes: number;
@@ -296,6 +296,9 @@ export interface ExecutionFilterOptions {
     itemsLimit?: number;
     includeInputData?: boolean;
     fieldsToInclude?: string[];
+    errorItemsLimit?: number;
+    includeStackTrace?: boolean;
+    includeExecutionPath?: boolean;
 }
 export interface FilteredExecutionResponse {
     id: string;
@@ -316,6 +319,7 @@ export interface FilteredExecutionResponse {
     };
     nodes?: Record<string, FilteredNodeData>;
     error?: Record<string, unknown>;
+    errorInfo?: ErrorAnalysis;
 }
 export interface FilteredNodeData {
     executionTime?: number;
@@ -333,4 +337,39 @@ export interface FilteredNodeData {
         };
     };
 }
+export interface ErrorAnalysis {
+    primaryError: {
+        message: string;
+        errorType: string;
+        nodeName: string;
+        nodeType: string;
+        nodeId?: string;
+        nodeParameters?: Record<string, unknown>;
+        stackTrace?: string;
+    };
+    upstreamContext?: {
+        nodeName: string;
+        nodeType: string;
+        itemCount: number;
+        sampleItems: unknown[];
+        dataStructure: Record<string, unknown>;
+    };
+    executionPath?: Array<{
+        nodeName: string;
+        status: 'success' | 'error' | 'skipped';
+        itemCount: number;
+        executionTime?: number;
+    }>;
+    additionalErrors?: Array<{
+        nodeName: string;
+        message: string;
+    }>;
+    suggestions?: ErrorSuggestion[];
+}
+export interface ErrorSuggestion {
+    type: 'fix' | 'investigate' | 'workaround';
+    title: string;
+    description: string;
+    confidence: 'high' | 'medium' | 'low';
+}
 //# sourceMappingURL=n8n-api.d.ts.map

dist/utils/node-type-utils.d.ts.map

@@ -1 +1 @@
-{"version":3,"file":"node-type-utils.d.ts","sourceRoot":"","sources":["../../src/utils/node-type-utils.ts"],"names":[],"mappings":"AAcA,wBAAgB,iBAAiB,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,CAMtD;AASD,wBAAgB,mBAAmB,CAAC,IAAI,EAAE,MAAM,EAAE,WAAW,EAAE,MAAM,GAAG,WAAW,GAAG,MAAM,CAQ3F;AASD,wBAAgB,eAAe,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,CASpD;AASD,wBAAgB,cAAc,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,GAAG,IAAI,CAS1D;AAKD,wBAAgB,UAAU,CAAC,IAAI,EAAE,MAAM,GAAG,OAAO,CAGhD;AAKD,wBAAgB,eAAe,CAAC,IAAI,EAAE,MAAM,GAAG,OAAO,CAGrD;AAMD,wBAAgB,qBAAqB,CAAC,IAAI,EAAE,MAAM,GAAG,OAAO,CAa3D;AAUD,wBAAgB,qBAAqB,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,EAAE,CAwB5D;AAkBD,wBAAgB,aAAa,CAAC,QAAQ,EAAE,MAAM,GAAG,OAAO,CAsBvD;AAoBD,wBAAgB,oBAAoB,CAAC,QAAQ,EAAE,MAAM,GAAG,OAAO,CAW9D;AAQD,wBAAgB,yBAAyB,CAAC,QAAQ,EAAE,MAAM,GAAG,MAAM,CAiClE"}
+{"version":3,"file":"node-type-utils.d.ts","sourceRoot":"","sources":["../../src/utils/node-type-utils.ts"],"names":[],"mappings":"AAcA,wBAAgB,iBAAiB,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,CAMtD;AASD,wBAAgB,mBAAmB,CAAC,IAAI,EAAE,MAAM,EAAE,WAAW,EAAE,MAAM,GAAG,WAAW,GAAG,MAAM,CAQ3F;AASD,wBAAgB,eAAe,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,CASpD;AASD,wBAAgB,cAAc,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,GAAG,IAAI,CAS1D;AAKD,wBAAgB,UAAU,CAAC,IAAI,EAAE,MAAM,GAAG,OAAO,CAGhD;AAKD,wBAAgB,eAAe,CAAC,IAAI,EAAE,MAAM,GAAG,OAAO,CAGrD;AAMD,wBAAgB,qBAAqB,CAAC,IAAI,EAAE,MAAM,GAAG,OAAO,CAa3D;AAUD,wBAAgB,qBAAqB,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,EAAE,CAwB5D;AAkBD,wBAAgB,aAAa,CAAC,QAAQ,EAAE,MAAM,GAAG,OAAO,CAsBvD;AAqBD,wBAAgB,oBAAoB,CAAC,QAAQ,EAAE,MAAM,GAAG,OAAO,CAG9D;AAQD,wBAAgB,yBAAyB,CAAC,QAAQ,EAAE,MAAM,GAAG,MAAM,CAiClE"}

dist/utils/node-type-utils.js

@@ -95,11 +95,6 @@ function isTriggerNode(nodeType) {
     return specificTriggers.includes(normalized);
 }
 function isActivatableTrigger(nodeType) {
-    const normalized = normalizeNodeType(nodeType);
-    const lowerType = normalized.toLowerCase();
-    if (lowerType.includes('executeworkflow')) {
-        return false;
-    }
     return isTriggerNode(nodeType);
 }
 function getTriggerTypeDescription(nodeType) {

dist/utils/node-type-utils.js.map

@@ -1 +1 @@
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docker-compose.yml

@@ -12,7 +12,8 @@ services:
     environment:
       # Mode configuration
       MCP_MODE: ${MCP_MODE:-http}
-      USE_FIXED_HTTP: ${USE_FIXED_HTTP:-true}  # Use fixed implementation for stability
+      # NOTE: USE_FIXED_HTTP is deprecated. SingleSessionHTTPServer is now the default.
+      # See: https://github.com/czlonkowski/n8n-mcp/issues/524
       AUTH_TOKEN: ${AUTH_TOKEN:?AUTH_TOKEN is required for HTTP mode}
       
       # Application settings

docs/DOCKER_README.md

@@ -21,7 +21,6 @@ cd n8n-mcp
 # Create .env file with auth token
 cat > .env << EOF
 AUTH_TOKEN=$(openssl rand -base64 32)
-USE_FIXED_HTTP=true
 EOF
 
 # Start the server
@@ -46,7 +45,6 @@ docker pull ghcr.io/czlonkowski/n8n-mcp:latest
 docker run -d \
   --name n8n-mcp \
   -e MCP_MODE=http \
-  -e USE_FIXED_HTTP=true \
   -e AUTH_TOKEN=your-secure-token \
   -p 3000:3000 \
   ghcr.io/czlonkowski/n8n-mcp:latest

docs/HTTP_DEPLOYMENT.md

@@ -67,7 +67,6 @@ Claude Desktop → mcp-remote → https://your-server.com
 # 1. Create environment file
 cat > .env << EOF
 AUTH_TOKEN=$(openssl rand -base64 32)
-USE_FIXED_HTTP=true
 MCP_MODE=http
 PORT=3000
 # Optional: Enable n8n management tools
@@ -106,7 +105,6 @@ npm run rebuild
 
 # 2. Configure environment
 export MCP_MODE=http
-export USE_FIXED_HTTP=true  # Important: Use fixed implementation
 export AUTH_TOKEN=$(openssl rand -base64 32)
 export PORT=3000
 
@@ -144,7 +142,6 @@ Skip HTTP entirely and use stdio mode directly:
 | Variable | Description | Example |
 |----------|-------------|------|
 | `MCP_MODE` | Must be set to `http` | `http` |
-| `USE_FIXED_HTTP` | **Important**: Set to `true` for stable implementation | `true` |
 | `AUTH_TOKEN` or `AUTH_TOKEN_FILE` | Authentication method | See security section |
 
 ### Optional Settings
@@ -417,7 +414,6 @@ services:
     environment:
       # Core configuration
       MCP_MODE: http
-      USE_FIXED_HTTP: true
       NODE_ENV: production
       
       # Security - Using file-based secret
@@ -500,7 +496,6 @@ WorkingDirectory=/opt/n8n-mcp
 # Use file-based secret
 Environment="AUTH_TOKEN_FILE=/etc/n8n-mcp/auth_token"
 Environment="MCP_MODE=http"
-Environment="USE_FIXED_HTTP=true"
 Environment="NODE_ENV=production"
 Environment="TRUST_PROXY=1"
 Environment="BASE_URL=https://n8n-mcp.example.com"
@@ -772,8 +767,8 @@ sudo ufw status  # Linux
 ```
 
 **"Stream is not readable":**
-- Ensure `USE_FIXED_HTTP=true` is set
-- Fixed in v2.3.2+
+- This issue was fixed in v2.3.2+ with the SingleSessionHTTPServer
+- No additional configuration needed
 
 **Bridge script not working:**
 ```bash

docs/INSTALLATION.md

@@ -18,7 +18,6 @@ The fastest way to get n8n-MCP running:
 # Using Docker (recommended)
 cat > .env << EOF
 AUTH_TOKEN=$(openssl rand -base64 32)
-USE_FIXED_HTTP=true
 EOF
 docker compose up -d
 ```
@@ -49,7 +48,6 @@ docker compose up -d
        
        environment:
          MCP_MODE: ${MCP_MODE:-http}
-         USE_FIXED_HTTP: ${USE_FIXED_HTTP:-true}
          AUTH_TOKEN: ${AUTH_TOKEN:?AUTH_TOKEN is required}
          NODE_ENV: ${NODE_ENV:-production}
          LOG_LEVEL: ${LOG_LEVEL:-info}

docs/RAILWAY_DEPLOYMENT.md

@@ -98,7 +98,6 @@ These are automatically set by the Railway template:
 |----------|--------------|-------------|
 | `AUTH_TOKEN` | `REPLACE_THIS...` | **⚠️ CHANGE IMMEDIATELY** |
 | `MCP_MODE` | `http` | Required for cloud deployment |
-| `USE_FIXED_HTTP` | `true` | Stable HTTP implementation |
 | `NODE_ENV` | `production` | Production optimizations |
 | `LOG_LEVEL` | `info` | Balanced logging |
 | `TRUST_PROXY` | `1` | Railway runs behind proxy |

docs/README.md

@@ -40,7 +40,6 @@ Key configuration options:
 | Variable | Description | Default |
 |----------|-------------|---------|
 | `MCP_MODE` | Server mode: `stdio` or `http` | `stdio` |
-| `USE_FIXED_HTTP` | Use fixed HTTP implementation (v2.3.2+) | `true` |
 | `AUTH_TOKEN` | Authentication token for HTTP mode | Required |
 | `PORT` | HTTP server port | `3000` |
 | `LOG_LEVEL` | Logging verbosity | `info` |

package.json

@@ -1,6 +1,6 @@
 {
   "name": "n8n-mcp",
-  "version": "2.29.3",
+  "version": "2.35.3",
   "description": "Integration between n8n workflow automation and Model Context Protocol (MCP)",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -16,15 +16,17 @@
   },
   "scripts": {
     "build": "tsc -p tsconfig.build.json",
+    "build:ui": "cd ui-apps && npm install && npm run build",
+    "build:all": "npm run build:ui && npm run build",
     "rebuild": "node dist/scripts/rebuild.js",
     "rebuild:optimized": "node dist/scripts/rebuild-optimized.js",
     "validate": "node dist/scripts/validate.js",
     "test-nodes": "node dist/scripts/test-nodes.js",
     "start": "node dist/mcp/index.js",
     "start:http": "MCP_MODE=http node dist/mcp/index.js",
-    "start:http:fixed": "MCP_MODE=http USE_FIXED_HTTP=true node dist/mcp/index.js",
+    "start:http:fixed:deprecated": "echo 'DEPRECATED: USE_FIXED_HTTP is deprecated. Use npm run start:http instead.' && MCP_MODE=http USE_FIXED_HTTP=true node dist/mcp/index.js",
     "start:n8n": "N8N_MODE=true MCP_MODE=http node dist/mcp/index.js",
-    "http": "npm run build && npm run start:http:fixed",
+    "http": "npm run build && npm run start:http",
     "dev": "npm run build && npm run rebuild && npm run validate",
     "dev:http": "MCP_MODE=http nodemon --watch src --ext ts --exec 'npm run build && npm run start:http'",
     "test:single-session": "./scripts/test-single-session.sh",
@@ -50,6 +52,15 @@
     "fetch:templates:update": "node dist/scripts/fetch-templates.js --update",
     "fetch:templates:extract": "node dist/scripts/fetch-templates.js --extract-only",
     "fetch:templates:robust": "node dist/scripts/fetch-templates-robust.js",
+    "fetch:community": "node dist/scripts/fetch-community-nodes.js",
+    "fetch:community:verified": "node dist/scripts/fetch-community-nodes.js --verified-only",
+    "fetch:community:update": "node dist/scripts/fetch-community-nodes.js --update",
+    "generate:docs": "node dist/scripts/generate-community-docs.js",
+    "generate:docs:readme-only": "node dist/scripts/generate-community-docs.js --readme-only",
+    "generate:docs:summary-only": "node dist/scripts/generate-community-docs.js --summary-only",
+    "generate:docs:incremental": "node dist/scripts/generate-community-docs.js --incremental",
+    "generate:docs:stats": "node dist/scripts/generate-community-docs.js --stats",
+    "migrate:readme-columns": "node dist/scripts/migrate-readme-columns.js",
     "prebuild:fts5": "npx tsx scripts/prebuild-fts5.ts",
     "test:templates": "node dist/scripts/test-templates.js",
     "test:protocol-negotiation": "npx tsx src/scripts/test-protocol-negotiation.ts",
@@ -114,6 +125,7 @@
   "homepage": "https://github.com/czlonkowski/n8n-mcp#readme",
   "files": [
     "dist/**/*",
+    "ui-apps/dist/**/*",
     "data/nodes.db",
     ".env.example",
     "README.md",
@@ -141,16 +153,16 @@
   },
   "dependencies": {
     "@modelcontextprotocol/sdk": "1.20.1",
-    "@n8n/n8n-nodes-langchain": "^1.122.1",
+    "@n8n/n8n-nodes-langchain": "^2.8.1",
     "@supabase/supabase-js": "^2.57.4",
     "dotenv": "^16.5.0",
     "express": "^5.1.0",
     "express-rate-limit": "^7.1.5",
     "form-data": "^4.0.5",
     "lru-cache": "^11.2.1",
-    "n8n": "^1.123.4",
-    "n8n-core": "^1.122.1",
-    "n8n-workflow": "^1.120.0",
+    "n8n": "^2.8.3",
+    "n8n-core": "^2.8.1",
+    "n8n-workflow": "^2.8.0",
     "openai": "^4.77.0",
     "sql.js": "^1.13.0",
     "tslib": "^2.6.2",

package.runtime.json

@@ -1,6 +1,6 @@
 {
   "name": "n8n-mcp-runtime",
-  "version": "2.29.3",
+  "version": "2.33.2",
   "description": "n8n MCP Server Runtime Dependencies Only",
   "private": true,
   "dependencies": {

scripts/test-url-configuration.ts

@@ -71,10 +71,12 @@ const testCases: TestCase[] = [
     }
   },
   {
-    name: 'Fixed HTTP implementation',
+    // DEPRECATED: This test case tests the deprecated fixed HTTP implementation
+    // See: https://github.com/czlonkowski/n8n-mcp/issues/524
+    name: 'Fixed HTTP implementation (DEPRECATED)',
     env: {
       MCP_MODE: 'http',
-      USE_FIXED_HTTP: 'true',
+      USE_FIXED_HTTP: 'true',  // DEPRECATED: Will be removed in future version
       AUTH_TOKEN: 'test-token-for-testing-only',
       PORT: '3005',
       BASE_URL: 'https://fixed.example.com'