refact

lib/domain/service/profile_service.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+class ProfileService
+  def initialize(repo) = @repo = repo
+
+  def find(username)        = @repo.find(username)
+  def update(username, **f) = @repo.upsert(username: username, **f)
+end