chore: 更新路由配置，使用 features 架构路径

frontend/src/router/sellerRoutes.ts

@@ -4,25 +4,25 @@ export const sellerRoutes: RouteRecordRaw[] = [
   {
     path: '/seller/listings',
     name: 'seller-listings',
-    component: () => import('@/views/seller/SellerListingsView.vue'),
+    component: () => import('@/features/seller/views/SellerListingsView.vue'),
     meta: { requiresAuth: true },
   },
   {
     path: '/seller/listings/create',
     name: 'seller-listing-create',
-    component: () => import('@/views/seller/SellerListingCreateView.vue'),
+    component: () => import('@/features/seller/views/SellerListingCreateView.vue'),
     meta: { requiresAuth: true, requiresRealname: true },
   },
   {
     path: '/seller/handoffs',
     name: 'seller-handoffs',
-    component: () => import('@/views/seller/SellerHandoffsView.vue'),
+    component: () => import('@/features/seller/views/SellerHandoffsView.vue'),
     meta: { requiresAuth: true },
   },
   {
     path: '/seller/earnings',
     name: 'seller-earnings',
-    component: () => import('@/views/seller/SellerEarningsView.vue'),
+    component: () => import('@/features/seller/views/SellerEarningsView.vue'),
     meta: { requiresAuth: true },
   },
 ]