摸大红支持购物车多选一起结账

下单支持多商品行快照与一次支付；支付后整单复制文案，前台提供购物车加购与结账。

frontend/src/features/admin/views/AdminMohongOrdersView.vue

@@ -175,6 +175,13 @@ async function copyText(text: string) {
             {{ detail.buyer_nickname }} {{ detail.buyer_phone }}
           </el-descriptions-item>
         </el-descriptions>
+        <div v-if="detail.items?.length" class="items-box">
+          <strong>商品明细</strong>
+          <div v-for="item in detail.items" :key="item.product_id" class="item-line">
+            <span>{{ item.title }} × {{ item.quantity }}</span>
+            <em>¥{{ item.amount || formatCent(item.amount_cent) }}</em>
+          </div>
+        </div>
         <div v-if="detail.copy_text" class="copy-box">
           <div class="copy-head">
             <strong>复制文案</strong>
@@ -215,6 +222,23 @@ async function copyText(text: string) {
   gap: 10px;
   flex-wrap: wrap;
 }
+.items-box {
+  margin-top: 14px;
+  display: grid;
+  gap: 8px;
+}
+.item-line {
+  display: flex;
+  justify-content: space-between;
+  gap: 12px;
+  font-size: 13px;
+  color: #334155;
+}
+.item-line em {
+  font-style: normal;
+  color: #ff6a00;
+  font-weight: 600;
+}
 .copy-box,
 .qr-box {
   margin-top: 16px;