chore: 清理最近活动(recentActivities)后端接口和前端翻译

backend/internal/router/admin/dashboard.go

@@ -130,21 +130,6 @@ func handleGetDashboard(c *gin.Context) {
 		})
 	}
 
-	recentActivities := make([]gin.H, 0, 10)
-	var logs []model.Log
-	database.DB.Where("user_id = ?", userID).Order("created_at DESC").Limit(10).Find(&logs)
-	for _, log := range logs {
-		recentActivities = append(recentActivities, gin.H{
-			"id":         log.ID,
-			"action":     log.Action,
-			"details":    log.Details,
-			"resource":   log.Resource,
-			"log_type":   log.LogType,
-			"status":     log.Status,
-			"created_at": log.CreatedAt,
-		})
-	}
-
 	recentTickets := make([]gin.H, 0, 5)
 	var tickets []model.Ticket
 	database.DB.Where("user_id = ?", userID).Order("created_at DESC").Limit(5).Find(&tickets)
@@ -163,7 +148,6 @@ func handleGetDashboard(c *gin.Context) {
 		"subscription":     subscription,
 		"userDistribution": userDistribution,
 		"onlineTrend":      onlineTrend,
-		"recentActivities": recentActivities,
 		"recentTickets":    recentTickets,
 	})
 }