fixed注册gitea错误信息

app/controllers/concerns/register_helper.rb

@@ -12,6 +12,7 @@ module RegisterHelper
     return unless user.valid?
 
     interactor = Gitea::RegisterInteractor.call({username: username, email: email, password: password})
+    result ={}
     if interactor.success?
       gitea_user = interactor.result
       result = Gitea::User::GenerateTokenService.call(username, password)
@@ -22,7 +23,7 @@ module RegisterHelper
         result[:user] = {id: user.id, token: user.gitea_token}
       end
     else
-      result[:message] = interactor.error
+      result[:message] = interactor.result[:message]
     end
     result
   end