fix:修改错误提示

src/typings/api.d.ts

@@ -446,20 +446,15 @@ declare namespace Api {
    * Backend api module: "dashboard"
    */
   namespace Dashboard {
-    /** Dashboard gauge data */
+    /** Gauge data */
     interface GaugeData {
-      /** Balance amount */
-      balance: number;
-      /** Total traffic amount (bytes) */
-      traffic: number;
-      /** Used traffic amount (bytes) */
-      trafficUsed: number;
-      /** Current traffic rate (B/s) */
-      activity: number;
-      /** Peak traffic rate (B/s) */
-      peakTrafficRate: number;
-      /** Number of connected devices */
+      balance: string | number;
       clientNum: number;
+      traffic: number;
+      trafficUsed: number;
+      trafficEnable: boolean;
+      activity: number;
+      error?: any;  // 添加可选的 error 属性
     }
   }