Add Node.js implementation with enhanced search capabilities

- Implement complete Express.js server with SQLite FTS5 search
- Add modern responsive UI with dark/light themes
- Enhance search with partial word matching and advanced filters
- Add RESTful API with comprehensive endpoints
- Include security features (Helmet.js, rate limiting, CORS)
- Add performance optimizations (gzip, caching, WAL mode)
- Provide comprehensive documentation and setup scripts
- Maintain feature parity with Python implementation while adding enhancements

package.json

@@ -0,0 +1,29 @@
+{
+  "name": "n8n-workflow-docs",
+  "version": "1.0.0",
+  "description": "N8N Workflow Documentation System - Node.js Implementation",
+  "main": "src/server.js",
+  "scripts": {
+    "start": "node src/server.js",
+    "dev": "nodemon src/server.js",
+    "init": "node src/init-db.js",
+    "index": "node src/index-workflows.js"
+  },
+  "dependencies": {
+    "express": "^4.18.2",
+    "cors": "^2.8.5",
+    "sqlite3": "^5.1.6",
+    "compression": "^1.7.4",
+    "express-rate-limit": "^7.1.5",
+    "helmet": "^7.1.0",
+    "fs-extra": "^11.2.0",
+    "chokidar": "^3.5.3",
+    "commander": "^11.1.0"
+  },
+  "devDependencies": {
+    "nodemon": "^3.0.2"
+  },
+  "keywords": ["n8n", "workflows", "documentation", "automation"],
+  "author": "",
+  "license": "MIT"
+}