refactor codebase and pothos structure

src/app.module.ts

@@ -5,9 +5,9 @@ import { RestfulModule } from './restful/restful.module';
 
 @Module({
   imports: [
-    GraphqlModule,  // GraphQL setup
-    ClerkModule,  // Clerk setup
-    RestfulModule,  // RESTful API module
+    GraphqlModule, // GraphQL setup
+    ClerkModule, // Clerk setup
+    RestfulModule,
   ],
 })
 export class AppModule {}