chore: update n8n to 1.121.2 (#441)

* chore: update n8n to 1.121.2 and bump version to 2.26.1

- Updated n8n from 1.120.3 to 1.121.2
- Updated n8n-core from 1.119.2 to 1.120.1
- Updated n8n-workflow from 1.117.0 to 1.118.1
- Updated @n8n/n8n-nodes-langchain from 1.119.1 to 1.120.1
- Rebuilt node database with 545 nodes (439 from n8n-nodes-base, 106 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>

* chore: expand template database to 2,768 templates

- Added 170 new workflow templates from n8n.io
- Sanitized 27 templates containing API tokens
- Updated CHANGELOG with template expansion info

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>

---------

Co-authored-by: Claude <noreply@anthropic.com>

CHANGELOG.md

@@ -7,6 +7,18 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.26.1] - 2025-11-25
+
+### 🔄 Updated
+
+- Updated n8n from 1.120.3 to 1.121.2
+- Updated n8n-core from 1.119.2 to 1.120.1
+- Updated n8n-workflow from 1.117.0 to 1.118.1
+- Updated @n8n/n8n-nodes-langchain from 1.119.1 to 1.120.1
+- Rebuilt node database with 545 nodes (439 from n8n-nodes-base, 106 from @n8n/n8n-nodes-langchain)
+- Expanded template database from ~2,598 to 2,768 templates (+170 new templates)
+- Updated README badge with new n8n version
+
 ## [2.26.0] - 2025-01-25
 
 ### ✨ Features

README.md

@@ -5,11 +5,11 @@
 [![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-1.120.3-orange.svg)](https://github.com/n8n-io/n8n)
+[![n8n version](https://img.shields.io/badge/n8n-1.121.2-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 543 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 545 workflow automation nodes.
 
 ## Overview
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "n8n-mcp",
-  "version": "2.26.0",
+  "version": "2.26.1",
   "description": "Integration between n8n workflow automation and Model Context Protocol (MCP)",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -141,15 +141,15 @@
   },
   "dependencies": {
     "@modelcontextprotocol/sdk": "^1.20.1",
-    "@n8n/n8n-nodes-langchain": "^1.119.1",
+    "@n8n/n8n-nodes-langchain": "^1.120.1",
     "@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": "^1.120.3",
-    "n8n-core": "^1.119.2",
-    "n8n-workflow": "^1.117.0",
+    "n8n": "^1.121.2",
+    "n8n-core": "^1.120.1",
+    "n8n-workflow": "^1.118.1",
     "openai": "^4.77.0",
     "sql.js": "^1.13.0",
     "tslib": "^2.6.2",