chore: update n8n to 1.118.1 and bump version to 2.22.8

- Updated n8n from 1.117.2 to 1.118.1
- Updated n8n-core from 1.116.0 to 1.117.0
- Updated n8n-workflow from 1.114.0 to 1.115.0
- Updated @n8n/n8n-nodes-langchain from 1.116.2 to 1.117.0
- Rebuilt node database with 542 nodes (439 from n8n-nodes-base, 103 from @n8n/n8n-nodes-langchain)
- Updated README badge with new n8n version
- Updated CHANGELOG with dependency changes

Conceived by Romuald Członkowski - https://www.aiadvisors.pl/en

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

CHANGELOG.md

@@ -7,6 +7,34 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.22.8] - 2025-11-03
+
+### 🔄 Dependencies Update
+
+**n8n Platform Update to 1.118.1**
+
+Updated n8n and all related dependencies to the latest versions:
+
+- **n8n**: 1.117.2 → 1.118.1
+- **n8n-core**: 1.116.0 → 1.117.0
+- **n8n-workflow**: 1.114.0 → 1.115.0
+- **@n8n/n8n-nodes-langchain**: 1.116.2 → 1.117.0
+
+### 📊 Database Changes
+
+- Rebuilt node database with **542 nodes**
+  - 439 nodes from n8n-nodes-base
+  - 103 nodes from @n8n/n8n-nodes-langchain
+- All node metadata synchronized with latest n8n release
+
+### ✅ Verification
+
+- Database rebuild completed successfully
+- All node types validated
+- Documentation mappings updated
+
+Conceived by Romuald Członkowski - https://www.aiadvisors.pl/en
+
 ## [2.22.7] - 2025-10-26
 
 ### 📝 Documentation Fixes

README.md

@@ -5,7 +5,7 @@
 [![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-1.117.2-orange.svg)](https://github.com/n8n-io/n8n)
+[![n8n version](https://img.shields.io/badge/n8n-1.118.1-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)
 

package.json

@@ -140,15 +140,15 @@
   },
   "dependencies": {
     "@modelcontextprotocol/sdk": "^1.20.1",
-    "@n8n/n8n-nodes-langchain": "^1.116.2",
+    "@n8n/n8n-nodes-langchain": "^1.117.0",
     "@supabase/supabase-js": "^2.57.4",
     "dotenv": "^16.5.0",
     "express": "^5.1.0",
     "express-rate-limit": "^7.1.5",
     "lru-cache": "^11.2.1",
-    "n8n": "^1.117.2",
-    "n8n-core": "^1.116.0",
-    "n8n-workflow": "^1.114.0",
+    "n8n": "^1.118.1",
+    "n8n-core": "^1.117.0",
+    "n8n-workflow": "^1.115.0",
     "openai": "^4.77.0",
     "sql.js": "^1.13.0",
     "tslib": "^2.6.2",