fix: 设施与服务图片预览层级错误的问题

src/components/pcMediaPreview/PcImagePreviewViewer.vue

@@ -4,6 +4,7 @@
     :url-list="urlList"
     :initial-index="initialIndex"
     teleported
+    :z-index="zIndex"
     @close="handleClose"
   />
 </template>
@@ -15,8 +16,10 @@ withDefaults(
     visible: boolean;
     urlList: string[];
     initialIndex?: number;
+    /** 高于 el-table fixed 列、侧栏等，避免预览被盖住 */
+    zIndex?: number;
   }>(),
-  { initialIndex: 0 }
+  { initialIndex: 0, zIndex: 5000 }
 );
 
 const emit = defineEmits<{

src/views/storeDecoration/facilitiesAndServices/components/FacilityManagement.vue

@@ -83,6 +83,8 @@
                 fit="cover"
                 class="facility-thumb"
                 :preview-src-list="[row.equipmentImage || row.imgUrl]"
+                preview-teleported
+                :z-index="5000"
               >
                 <template #error>
                   <div class="image-placeholder">

src/views/storeDecoration/facilitiesAndServices/components/ServiceManagement.vue

@@ -23,6 +23,8 @@
               :src="row.imageUrl"
               :preview-src-list="[row.imageUrl]"
               fit="cover"
+              preview-teleported
+              :z-index="5000"
               style="width: 60px; height: 60px; border-radius: 4px"
             >
               <template #error>