修复鉴权：401拦截器加refresh重试 + admin refresh接口 + 路由守卫完善

根因：access_token每2小时过期，前端收到401直接清token跳登录，没有用refresh_token续期

后端修复：
- adminauth模块新增 POST /admin/auth/refresh 接口
- Service 注入 JWTManager，支持 admin refresh token 换新 token pair
- Refresh 方法验证 subjectType=admin + tokenType=refresh

前端修复：
- 401 拦截器核心改造：收到401先调 refresh 接口续期
- 加 isRefreshing 锁 + pendingRequests 队列防止并发刷新
- refresh 用原生 axios.post 避免拦截器递归
- 成功则更新 localStorage + 重试原请求，失败才清 token 跳登录
- 排除 /auth/refresh 自身避免死循环
- 支持 /admin/ 请求独立 token 管理
- auth.ts/adminAuth.ts 新增手动 refreshUserToken/refreshAdminSession
- 路由守卫给所有需登录路由添加 meta.requiresAuth
- 守卫同时支持 PC 端 /login 和移动端 /m/login

backend/internal/modules/dispute/repository.go

@@ -125,16 +125,23 @@ func (r *Repository) Create(userID uint64, orderID uint64, req CreateRequest) (*
 	return r.FindForUser(userID, createdID)
 }
 
-func (r *Repository) ListForUser(userID uint64) ([]DisputeDTO, error) {
+func (r *Repository) ListForUser(userID uint64, page, pageSize int) (*PaginatedResult, error) {
+	conditions := r.db.Model(&model.Dispute{}).Where("initiator_id = ? OR target_user_id = ?", userID, userID)
+	var total int64
+	if err := conditions.Count(&total).Error; err != nil {
+		return nil, err
+	}
+	offset := (page - 1) * pageSize
 	var rows []disputeRow
 	err := r.baseQuery().
 		Where("d.initiator_id = ? OR d.target_user_id = ?", userID, userID).
 		Order("d.id DESC").
+		Offset(offset).Limit(pageSize).
 		Scan(&rows).Error
 	if err != nil {
 		return nil, err
 	}
-	return toDTOs(rows), nil
+	return &PaginatedResult{Items: toDTOs(rows), Total: total, Page: page, PageSize: pageSize}, nil
 }
 
 func (r *Repository) FindForUser(userID uint64, id uint64) (*DisputeDTO, error) {
@@ -148,13 +155,18 @@ func (r *Repository) FindForUser(userID uint64, id uint64) (*DisputeDTO, error)
 	return &dto, nil
 }
 
-func (r *Repository) ListAdmin() ([]DisputeDTO, error) {
+func (r *Repository) ListAdmin(page, pageSize int) (*PaginatedResult, error) {
+	var total int64
+	if err := r.db.Model(&model.Dispute{}).Count(&total).Error; err != nil {
+		return nil, err
+	}
+	offset := (page - 1) * pageSize
 	var rows []disputeRow
-	err := r.baseQuery().Order("d.id DESC").Limit(200).Scan(&rows).Error
+	err := r.baseQuery().Order("d.id DESC").Offset(offset).Limit(pageSize).Scan(&rows).Error
 	if err != nil {
 		return nil, err
 	}
-	return toDTOs(rows), nil
+	return &PaginatedResult{Items: toDTOs(rows), Total: total, Page: page, PageSize: pageSize}, nil
 }
 
 func (r *Repository) Arbitrate(adminID uint64, id uint64, req ArbitrateRequest, meta AuditMeta) (*DisputeDTO, error) {