refactor: update repository interfaces and improve dependency injection

- Refactored repository structures to use interfaces instead of concrete types, enhancing flexibility and testability.
- Updated various repository methods to accept interfaces, allowing for better dependency management.
- Modified wire generation to accommodate new repository interfaces, ensuring proper service injection throughout the application.
- Enhanced handler methods to utilize DTOs for filtering and data handling, improving code clarity and maintainability.

internal/service/post_service.go

@@ -73,7 +73,7 @@ type PostService interface {
 
 // postServiceImpl 帖子服务实现
 type postServiceImpl struct {
-	postRepo             *repository.PostRepository
+	postRepo             repository.PostRepository
 	systemMessageService SystemMessageService
 	cache                cache.Cache
 	postAIService        *PostAIService
@@ -82,7 +82,7 @@ type postServiceImpl struct {
 	hookManager          *hook.Manager
 }
 
-func NewPostService(postRepo *repository.PostRepository, systemMessageService SystemMessageService, postAIService *PostAIService, cacheBackend cache.Cache, txManager repository.TransactionManager, hookManager *hook.Manager) PostService {
+func NewPostService(postRepo repository.PostRepository, systemMessageService SystemMessageService, postAIService *PostAIService, cacheBackend cache.Cache, txManager repository.TransactionManager, hookManager *hook.Manager) PostService {
 	return &postServiceImpl{
 		postRepo:             postRepo,
 		systemMessageService: systemMessageService,