feat: 评论系统补充功能完成——图片上传、后台管理、通知跳转高亮

- 评论图片上传（LV4+，经验≥1500），JPEG/PNG 自动转 WebP，二进制搜索质量优化
- 后台评论管理页面，支持关键词搜索、分页、删除，侧边栏新增入口
- 通知跳转高亮：评论通知 RelatedID 改为 postID，消息页链接到 #comments，前端自动滚动
- 新增 adminCommentUseCase/commentStore 接口（遵循 ISP），AdminCommentRow 移至 model 层
- 前端 @mention 联想/图片上传光标插入/评论展开收起/内联回复交互完善

internal/router/admin.go

@@ -30,6 +30,7 @@ func setupAdminRoutes(r *gin.Engine, cfg *config.Config, d *dependencies) {
 			middleware.RequirePageRole(model.RoleOwner))
 		adminPages.GET("/energy", d.adminEnergyCtrl.EnergyPage)
 		adminPages.GET("/energy/logs", d.adminEnergyCtrl.EnergyLogPage)
+		adminPages.GET("/comments", d.adminCommentCtrl.CommentsPage)
 	}
 
 	// --- 管理后台 API ---
@@ -85,4 +86,15 @@ func setupAdminRoutes(r *gin.Engine, cfg *config.Config, d *dependencies) {
 			middleware.RequireMinRole(model.RoleOwner))
 		adminEnergyAPI.GET("/logs", d.adminEnergyCtrl.ListEnergyLogs)
 	}
+
+	// --- 评论管理 API（admin+） ---
+	adminCommentAPI := r.Group("/api/admin/comments")
+	adminCommentAPI.Use(d.authMdw.Required())
+	adminCommentAPI.Use(middleware.RequireMinRole(model.RoleAdmin))
+	adminCommentAPI.Use(d.authMdw.BannedWriteGuard())
+	adminCommentAPI.Use(middleware.CSRF(cfg))
+	{
+		adminCommentAPI.GET("", d.adminCommentCtrl.ListComments)
+		adminCommentAPI.DELETE("/:id", d.adminCommentCtrl.Delete)
+	}
 }

internal/router/api.go

@@ -116,5 +116,6 @@ func setupAPIRoutes(r *gin.Engine, cfg *config.Config, d *dependencies) {
 		commentsAPI.POST("/comments/:id/reply", d.commentCtrl.CreateReply)
 		commentsAPI.DELETE("/comments/:id", d.commentCtrl.Delete)
 		commentsAPI.GET("/users/search", d.commentCtrl.SearchUsers)
+		commentsAPI.POST("/comments/upload-image", d.commentCtrl.UploadImage)
 	}
 }

internal/router/deps_core.go

@@ -36,6 +36,7 @@ type dependencies struct {
 	energyService   *service.EnergyService
 	commentCtrl     *controller.CommentController
 	commentService  *service.CommentService
+	adminCommentCtrl *adminCtrl.AdminCommentController
 }
 
 func buildDepsCore(db *gorm.DB, cfg *config.Config, siteSettings *config.SiteSettings, redisClient *redis.Client) (

internal/router/deps_extra.go

@@ -64,6 +64,9 @@ func buildDeps(db *gorm.DB, cfg *config.Config, siteSettings *config.SiteSetting
 	commentService := service.NewCommentService(commentRepo, notificationService)
 	commentCtrl := controller.NewCommentController(commentService)
 
+	// 后台评论管理
+	adminCommentCtrl := adminCtrl.NewAdminCommentController(commentService)
+
 	// 用户空间
 	spaceService := service.NewSpaceService(userRepo, postRepo)
 	spaceCtrl := controller.NewSpaceController(spaceService)
@@ -84,5 +87,6 @@ func buildDeps(db *gorm.DB, cfg *config.Config, siteSettings *config.SiteSetting
 		energyService:   energyService,
 		commentCtrl:     commentCtrl,
 		commentService:  commentService,
+		adminCommentCtrl: adminCommentCtrl,
 	}
 }