feat(api) Added function to get the URL of an user avatar

api/src/utils/user.ts

@@ -0,0 +1,7 @@
+import { api } from '../internal';
+
+export function avatarURL(user: FG.User, thumbnail = true) {
+  return `${api.defaults?.baseURL || ''}/users/${user.userid}/avatar${
+    thumbnail ? '?thumbnail' : ''
+  }`;
+}