feat(plugins): catalog photo slots and receipt preview

SuperAdmin catalog supports three images per plugin and the requests table shows uploaded receipts.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/pages/PluginPanelPage.vue

@@ -31,6 +31,7 @@ type RequestRow = {
   durationDays: number
   finalPriceRials: number
   status: 'pending' | 'approved' | 'rejected' | 'cancelled'
+  receiptUrl?: string | null
   createdAt: string
 }
 
@@ -283,6 +284,7 @@ onMounted(() => {
                 <th>مدت</th>
                 <th>مبلغ</th>
                 <th>وضعیت</th>
+                <th>فیش</th>
                 <th></th>
               </tr>
             </thead>
@@ -296,6 +298,15 @@ onMounted(() => {
                 <td>{{ row.durationDays }} روز</td>
                 <td>{{ Number(row.finalPriceRials || 0).toLocaleString('fa-IR') }}</td>
                 <td>{{ statusLabel[row.status] }}</td>
+                <td>
+                  <a-image
+                    v-if="row.receiptUrl"
+                    :src="row.receiptUrl"
+                    :width="44"
+                    :preview="{ zIndex: 1200 }"
+                  />
+                  <span v-else>—</span>
+                </td>
                 <td>
                   <template v-if="row.status === 'pending'">
                     <a-button size="small" type="primary" :loading="actingId === row.id" @click="approve(row)">تأیید</a-button>
@@ -304,7 +315,7 @@ onMounted(() => {
                 </td>
               </tr>
               <tr v-if="!requests.length">
-                <td colspan="6" class="empty-hint">درخواستی نیست</td>
+                <td colspan="7" class="empty-hint">درخواستی نیست</td>
               </tr>
             </tbody>
           </table>