fix: 补货操作页面移除加载中状态，门状态静默轮询

- 移除loading状态和加载动画
- 页面直接渲染，数据异步填充
- 门状态轮询后台静默运行

Co-Authored-By: Claude <noreply@anthropic.com>

haha-admin-mp/src/pages/replenish/operation.vue

@@ -2,11 +2,7 @@
   <view class="page">
     <NavBar title="补货操作" showBack />
 
-    <view class="load-tip" v-if="loading">
-      <view class="dot-row"><view class="pulse-dot"></view><view class="pulse-dot"></view><view class="pulse-dot"></view></view>
-    </view>
-
-    <template v-else>
+    <template>
       <!-- 补货单选择器 -->
       <view class="order-selector" v-if="pendingOrders.length > 1">
         <text class="selector-label">补货单</text>
@@ -115,7 +111,6 @@ const deviceId = ref('');
 const deviceInfo = ref<any>({});
 const inventoryList = ref<any[]>([]);
 const replenishItems = ref<ReplenishInput[]>([]);
-const loading = ref(true);
 const submitting = ref(false);
 const isReplenisherUser = ref(false);
 const orderId = ref('');
@@ -332,7 +327,6 @@ onMounted(async () => {
   } catch (e: any) {
     uni.showToast({ title: e.message || '加载失败', icon: 'none' });
   } finally {
-    loading.value = false;
     startDoorPolling();
   }
 });