feat: 银行存款名片仅超管/本人可见具体金额，其余显示星号

app/Http/Controllers/UserController.php

@@ -63,10 +63,18 @@ class UserController extends Controller
         if ($operator && ($operator->user_level >= $targetUser->user_level || $operator->id === $targetUser->id)) {
             $data['exp_num'] = $targetUser->exp_num ?? 0;
             $data['jjb'] = $targetUser->jjb ?? 0;
-            $data['bank_jjb'] = $targetUser->bank_jjb ?? 0;
             $data['meili'] = $targetUser->meili ?? 0;
         }
 
+        // 银行存款：只有超级管理员（id=1）或本人才能查看具体金额，其余一律显示星号
+        if ($operator) {
+            $isSelf = $operator->id === $targetUser->id;
+            $isSuperAdmin = $operator->id === 1;
+            $data['bank_jjb'] = ($isSelf || $isSuperAdmin)
+                ? ($targetUser->bank_jjb ?? 0)
+                : '******';
+        }
+
         // 仅当自己看自己时，附加邀请相关信息，用于展示专属邀请链接
         if ($operator && $operator->id === $targetUser->id) {
             $data['id'] = $targetUser->id;