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/cache/repository_adapter.go

@@ -7,11 +7,11 @@ import (
 
 // ConversationRepositoryAdapter 适配 MessageRepository 到 ConversationRepository 接口
 type ConversationRepositoryAdapter struct {
-	repo *repository.MessageRepository
+	repo repository.MessageRepository
 }
 
 // NewConversationRepositoryAdapter 创建适配器
-func NewConversationRepositoryAdapter(repo *repository.MessageRepository) ConversationRepository {
+func NewConversationRepositoryAdapter(repo repository.MessageRepository) ConversationRepository {
 	return &ConversationRepositoryAdapter{repo: repo}
 }
 
@@ -42,11 +42,11 @@ func (a *ConversationRepositoryAdapter) GetUnreadCount(userID, convID string) (i
 
 // MessageRepositoryAdapter 适配 MessageRepository 到 MessageRepository 接口
 type MessageRepositoryAdapter struct {
-	repo *repository.MessageRepository
+	repo repository.MessageRepository
 }
 
 // NewMessageRepositoryAdapter 创建适配器
-func NewMessageRepositoryAdapter(repo *repository.MessageRepository) MessageRepository {
+func NewMessageRepositoryAdapter(repo repository.MessageRepository) MessageRepository {
 	return &MessageRepositoryAdapter{repo: repo}
 }