feat: add comments functionality and integrate Socket.io for real-time updates

- Implemented a full comments module in the backend with repository, service, controller, and DTOs using NestJS.
- Added frontend support for comments with a `CommentSection` component and integration into content pages.
- Introduced `SocketProvider` on the frontend and integrated Socket.io for real-time communication.
- Updated dependencies and configurations for Socket.io and WebSockets support.

backend/src/app.module.ts

@@ -10,6 +10,7 @@ import { AppController } from "./app.controller";
 import { AppService } from "./app.service";
 import { AuthModule } from "./auth/auth.module";
 import { CategoriesModule } from "./categories/categories.module";
+import { CommentsModule } from "./comments/comments.module";
 import { CommonModule } from "./common/common.module";
 import { CrawlerDetectionMiddleware } from "./common/middlewares/crawler-detection.middleware";
 import { HTTPLoggerMiddleware } from "./common/middlewares/http-logger.middleware";
@@ -21,7 +22,9 @@ import { FavoritesModule } from "./favorites/favorites.module";
 import { HealthController } from "./health.controller";
 import { MailModule } from "./mail/mail.module";
 import { MediaModule } from "./media/media.module";
+import { MessagesModule } from "./messages/messages.module";
 import { ReportsModule } from "./reports/reports.module";
+import { RealtimeModule } from "./realtime/realtime.module";
 import { S3Module } from "./s3/s3.module";
 import { SessionsModule } from "./sessions/sessions.module";
 import { TagsModule } from "./tags/tags.module";
@@ -37,12 +40,15 @@ import { UsersModule } from "./users/users.module";
 		UsersModule,
 		AuthModule,
 		CategoriesModule,
+		CommentsModule,
 		ContentsModule,
 		FavoritesModule,
 		TagsModule,
 		MediaModule,
+		MessagesModule,
 		SessionsModule,
 		ReportsModule,
+		RealtimeModule,
 		ApiKeysModule,
 		AdminModule,
 		ScheduleModule.forRoot(),