build: add TypeScript configuration and generate declaration files

- Add tsconfig.json for TypeScript compilation with declaration and source map generation
- Generate .d.ts declaration files for all modules, services, controllers, and models
- Update package.json with NestJS dependencies and TypeScript development tools
- Include database files in the distribution output for persistence

dist/common/middleware/locals.middleware.d.ts

@@ -0,0 +1,5 @@
+import { NestMiddleware } from '@nestjs/common';
+import { Request, Response, NextFunction } from 'express';
+export declare class LocalsMiddleware implements NestMiddleware {
+    use(req: Request, res: Response, next: NextFunction): void;
+}