feat: add ESLint and Prettier configuration for code quality

- Added ESLint with TypeScript support and custom rules.
- Introduced Prettier for consistent code formatting.
- Updated package.json to include lint and format scripts.
- Modified db.ts to ensure proper parsing of BIGINT types from PostgreSQL.
- Enhanced webRoutes to coerce timestamp fields to numbers and format isDeleted as boolean.

CollabTableServer/package.json

@@ -7,6 +7,8 @@
     "start": "node dist/index.js",
     "dev": "ts-node-dev --respawn --transpile-only src/index.ts",
     "build": "tsc",
+    "lint": "eslint src --ext .ts",
+    "format": "prettier --write \"**/*.{ts,js,json,md,yml,yaml}\"",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "keywords": ["collaboration", "api", "express"],
@@ -18,6 +20,11 @@
     "better-sqlite3": "^11.0.0",
     "dotenv": "^16.3.1",
     "ws": "^8.16.0",
+  "@typescript-eslint/eslint-plugin": "^7.0.2",
+  "@typescript-eslint/parser": "^7.0.2",
+  "eslint": "^8.57.0",
+    "eslint-config-prettier": "^9.1.0",
+    "prettier": "^3.3.3",
     "pg": "^8.11.3"
   },
   "devDependencies": {