fix: add missing uuid dependency to Docker runtime

- Added uuid ^10.0.0 to package.json and package.runtime.json
- Fixed MODULE_NOT_FOUND error in Docker containers
- Updated package.runtime.json version to match main (2.7.0)
- Aligned @modelcontextprotocol/sdk version between packages
- Updated CHANGELOG.md with v2.7.0 release notes

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

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

package.runtime.json

@@ -1,16 +1,17 @@
 {
   "name": "n8n-mcp-runtime",
-  "version": "2.6.2",
+  "version": "2.7.0",
   "description": "n8n MCP Server Runtime Dependencies Only",
   "private": true,
   "dependencies": {
-    "@modelcontextprotocol/sdk": "^1.12.1",
+    "@modelcontextprotocol/sdk": "^1.13.2",
     "better-sqlite3": "^11.10.0",
     "sql.js": "^1.13.0",
     "express": "^5.1.0",
     "dotenv": "^16.5.0",
     "axios": "^1.7.2",
-    "zod": "^3.23.8"
+    "zod": "^3.23.8",
+    "uuid": "^10.0.0"
   },
   "engines": {
     "node": ">=16.0.0"