Set up PostgreSQL database configuration and enhance application structure

- Added .env.example with database connection details and JWT configuration.
- Introduced docker-compose.yml for PostgreSQL service setup with health checks.
- Created drizzle.config.ts for database schema and migration management.
- Updated nest-cli.json to include Swagger plugin configuration for API documentation.
- Enhanced package.json with new database-related scripts and dependencies.
- Implemented initial database migrations for user and token management.
- Configured application bootstrap process to load environment variables and set up Swagger.
- Added shared application configuration in configure-app.ts for consistent setup.
- Included unit tests for application configuration and Swagger setup.

tsconfig.json

@@ -1,11 +1,10 @@
 {
   "compilerOptions": {
-    "module": "nodenext",
-    "moduleResolution": "nodenext",
-    "resolvePackageJsonExports": true,
+    "module": "commonjs",
+    "moduleResolution": "bundler",
     "esModuleInterop": true,
     "isolatedModules": true,
-    "declaration": true,
+    "declaration": false,
     "removeComments": true,
     "emitDecoratorMetadata": true,
     "experimentalDecorators": true,
@@ -13,6 +12,7 @@
     "target": "ES2023",
     "sourceMap": true,
     "outDir": "./dist",
+    "rootDir": "./src",
     "types": ["node", "jest"],
     "incremental": true,
     "skipLibCheck": true,
@@ -22,6 +22,6 @@
     "strictBindCallApply": false,
     "noFallthroughCasesInSwitch": false
   },
-  "include": ["src/**/*", "test/**/*"],
+  "include": ["src/**/*"],
   "exclude": ["node_modules", "dist"]
 }