Align frontend branding defaults

web/packages/@core/preferences/src/config.ts

@@ -27,7 +27,7 @@ const defaultPreferences: Preferences = {
     layout: 'sidebar-nav',
     locale: 'zh-CN',
     loginExpiredMode: 'page',
-    name: 'Vben Admin',
+    name: 'AI Agent Admin',
     preferencesButtonPosition: 'auto',
     watermark: false,
     watermarkContent: '',

web/packages/@core/preferences/src/preferences.ts

@@ -100,6 +100,13 @@ class PreferenceManager {
     if (overrides?.logo?.enable !== undefined) {
       mergedPreference.logo.enable = overrides.logo.enable;
     }
+    if (overrides?.copyright) {
+      mergedPreference.copyright = merge(
+        {},
+        overrides.copyright,
+        mergedPreference.copyright,
+      );
+    }
 
     // 更新偏好设置
     this.updatePreferences(mergedPreference);