feat:增加加载中组件

lib/widgets/common/image.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:flutter/material.dart';
+import 'package:food_hub_app/config/app_config.dart';
 import 'package:photo_view/photo_view.dart';
 import 'package:photo_view/photo_view_gallery.dart';
 
@@ -113,10 +114,13 @@ Widget buildNetworkImage(BuildContext context, String url) {
       borderRadius: BorderRadius.circular(8),
       child: GestureDetector(
         onTap: () {
-          showFullScreenImage(context, NetworkImage(url));
+          showFullScreenImage(
+            context,
+            NetworkImage('${AppConfig.imageBaseUrl}$url'),
+          );
         },
         child: Image.network(
-          url,
+          '${AppConfig.imageBaseUrl}$url',
           fit: BoxFit.cover,
           loadingBuilder: (context, child, loadingProgress) {
             if (loadingProgress == null) return child;