Refactor code structure for improved readability and maintainability

src/app/app.module.ts

@@ -1,8 +1,8 @@
 import { Module } from "@nestjs/common";
 import { TypeOrmModule } from "@nestjs/typeorm";
 import { ConfigModule } from "@nestjs/config";
-import { User } from "../entities/user.entity";
-import { UserService } from "../services/user.service";
+import { TestModule } from "src/test/test.module";
+import { ApiModule } from "src/api/api.module";
 
 @Module({
   imports: [
@@ -19,13 +19,14 @@ import { UserService } from "../services/user.service";
       database: process.env.DB_DATABASE || "low_code_engine",
       entities: [__dirname + "/../**/*.entity{.ts,.js}"],
       migrations: [__dirname + "/../migrations/*{.ts,.js}"],
-      synchronize: process.env.NODE_ENV === "development",
+      synchronize: false,
       migrationsRun: process.env.NODE_ENV === "production",
       autoLoadEntities: true,
     }),
-    TypeOrmModule.forFeature([User]),
+    ApiModule,
+    TestModule,
   ],
   controllers: [],
-  providers: [UserService],
+  providers: [],
 })
 export class AppModule {}