feat: custom app icon (#7196)

Co-authored-by: crazywoola <427733928@qq.com>

web/models/explore.ts

@@ -1,9 +1,11 @@
-import type { AppMode } from '@/types/app'
+import type { AppIconType, AppMode } from '@/types/app'
 export type AppBasicInfo = {
   id: string
   mode: AppMode
+  icon_type: AppIconType | null
   icon: string
   icon_background: string
+  icon_url: string
   name: string
   description: string
 }