add a share_target for people to add a photo

src/constants/app.ts

@@ -30,6 +30,8 @@ export const DEFAULT_IMAGE_API_SERVER =
 export const DEFAULT_PUSH_SERVER =
   window.location.protocol + "//" + window.location.host;
 
+export const IMAGE_TYPE_PROFILE = "profile";
+
 /**
  * The possible values for "group" and "type" are in App.vue.
  * From the notiwind package