fix(微信账号详情): 将限制等级字段从字符串类型改为数字类型

修改微信账号详情页面的限制等级字段类型，从字符串类型改为数字类型以匹配后端数据格式。同时更新相关颜色和文本显示的判断逻辑。

Cunkebao/src/pages/mobile/mine/wechat-accounts/detail/data.ts

@@ -17,7 +17,7 @@ export interface WechatAccountSummary {
   };
   restrictions: {
     id: number;
-    level: string;
+    level: number;
     reason: string;
     date: string;
   }[];

Cunkebao/src/pages/mobile/mine/wechat-accounts/detail/index.tsx

@@ -193,11 +193,11 @@ const WechatAccountDetail: React.FC = () => {
     navigate("/scenarios");
   };
 
-  const getRestrictionLevelColor = (level: string) => {
+  const getRestrictionLevelColor = (level: number) => {
     switch (level) {
-      case "high":
+      case 3:
         return "text-red-600";
-      case "medium":
+      case 2:
         return "text-yellow-600";
       default:
         return "text-gray-600";
@@ -519,9 +519,9 @@ const WechatAccountDetail: React.FC = () => {
                   <span
                     className={`${style["restriction-detail-level"]} ${getRestrictionLevelColor(restriction.level)}`}
                   >
-                    {restriction.level === "high"
+                    {restriction.level === 3
                       ? "高风险"
-                      : restriction.level === "medium"
+                      : restriction.level === 2
                         ? "中风险"
                         : "低风险"}
                   </span>