更改：合并请求按创建事件倒序项目返回拥有者

app/controllers/api/v1/projects/develop_process_pull_requests_controller.rb

@@ -2,7 +2,7 @@ class Api::V1::Projects::DevelopProcessPullRequestsController < Api::V1::BaseCon
   def index
     @pull_requests = PullRequest.includes(:project, project: :project_category) 
     @pull_requests = @pull_requests.ransack(m: 'or', project_name_cont: params[:keyword], project_identifier_cont: params[:keyword]).result if params[:keyword].present?
-    @pull_requests = kaminari_paginate(@pull_requests)
+    @pull_requests = kaminari_paginate(@pull_requests.order(created_at: :desc))
   end
 
   def count 

app/views/api/v1/projects/_detail.json.jbuilder

@@ -23,4 +23,11 @@ end
 json.topics project.project_topics.each do |topic|
   json.(topic, :id, :name)
 end
-json.url project.full_url
+json.url project.full_url
+if project.owner.present?
+  json.owner do 
+    json.partial! "api/v1/users/simple_user", user: project.owner
+  end
+else
+  json.nil! 
+end