feat: 优化 URL 生成逻辑并添加同步品牌信息功能

lib/config/app_config.dart

@@ -17,14 +17,13 @@ class AppConfig {
     return _environmentHosts[currentEnvironment] ?? const [];
   }
 
-  static String homeUrl({String? appName, String? appLogo}) {
+  static String homeUrl({String? appName}) {
     final host = environmentHosts.isNotEmpty
         ? environmentHosts.first
         : 'h5-im.imharry.work';
     return _withShellBranding(
       _normalizeHomeUrl(host),
       appName: appName,
-      appLogo: appLogo,
     );
   }
 
@@ -39,7 +38,6 @@ class AppConfig {
   static String _withShellBranding(
     String url, {
     String? appName,
-    String? appLogo,
   }) {
     final uri = Uri.parse(url);
     final queryParameters = Map<String, String>.from(uri.queryParameters)
@@ -50,21 +48,6 @@ class AppConfig {
       queryParameters['shell_app_name'] = trimmedName;
     }
 
-    final fragmentParameters = Map<String, String>.from(
-      Uri.splitQueryString(uri.fragment),
-    );
-    final trimmedLogo = (appLogo ?? AppConfig.appLogo).trim();
-    if (trimmedLogo.isNotEmpty) {
-      fragmentParameters['shell_app_logo'] = trimmedLogo;
-    }
-
-    return uri
-        .replace(
-          queryParameters: queryParameters,
-          fragment: fragmentParameters.isEmpty
-              ? null
-              : Uri(queryParameters: fragmentParameters).query,
-        )
-        .toString();
+    return uri.replace(queryParameters: queryParameters).toString();
   }
 }