fix: add missing lint and format scripts to package.json

- Add lint script for ESLint
- Add lint:fix script for auto-fixing
- Add format script for Prettier
- Add format:check script for CI validation

Fixes GitHub Actions workflow failure

Author: Yadav, Richen

package.json

@@ -12,7 +12,11 @@
     "start": "node dist/index.js",
     "dev": "tsc && node dist/index.js",
     "watch": "tsc --watch",
-    "prepare": "husky"
+    "prepare": "husky",
+    "lint": "eslint \"src/**/*.ts\" --max-warnings 0",
+    "lint:fix": "eslint \"src/**/*.ts\" --fix",
+    "format": "prettier --write \"**/*.{ts,json,md,yml,yaml}\"",
+    "format:check": "prettier --check \"**/*.{ts,json,md,yml,yaml}\""
   },
   "keywords": [
     "mcp",