Added user model

backend/src/modules/initialization/app.init.service.ts

@@ -0,0 +1,11 @@
+import { Injectable, OnModuleInit } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { User } from 'libs/database/user.entity';
+import { Repository } from 'typeorm';
+
+@Injectable()
+export class AppInitService implements OnModuleInit {
+    constructor(@InjectRepository(User) private userRepository: Repository<User>) {}
+
+    async onModuleInit() {}
+}