fix: update url

src/api/setting.ts

@@ -27,7 +27,7 @@ export type Setting = {
   fov?: number;
   openCompass?: boolean;
 };
-const defaultCover = 'https://4dkk.4dage.com/fusion/default/images/cover.jpg'
+const defaultCover = 'https://4dkk.4dage.com/fusion/default/images/cover.png'
 
 const toLocal = (serviceSetting: ServeSetting): Setting => ({
   id: serviceSetting.settingsId,