- Introduced enriched comment retrieval with user information and like statistics.
- Implemented WebSocket notifications to notify users of new comments on content.
- Updated dependency injection to include `EventsGateway` and `RealtimeModule`.
- Added tests for comment liking (`like` and `unlike` methods).
- Improved `findAllByContentId` tests to cover enriched comment data (likes count, isLiked, and user avatar URL resolution).
- Mocked new dependencies (`CommentLikesRepository` and `S3Service`) in `CommentsService` unit tests.
- Introduced support for nested comment replies in both frontend and backend.
- Added comment liking and unliking features, including like count and "isLiked" state tracking.
- Updated database schema with `parentId` and new `comment_likes` table.
- Enhanced UI for threaded comments and implemented display of like counts and reply actions.
- Refactored APIs and repositories to support replies, likes, and enriched comment data.
- Added comprehensive unit tests for `MessagesService`, `CommentsService`, `EventsGateway`, and enhancements in `UsersService`.
- Ensured proper mocking and test coverage for newly introduced dependencies like `EventsGateway` and `RBACService`.
- Reordered and grouped imports consistently in backend and frontend files for better readability.
- Applied indentation and formatting fixes across frontend components, services, and backend modules.
- Adjusted multiline method calls and type definitions for improved clarity.
- 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.
