修复：无法正常显示response_content

app/views/api/v1/projects/webhooks/hooktasks.json.jbuilder

@@ -1,6 +1,6 @@
 json.total_count @hooktasks.total_count 
 json.hooktasks @hooktasks.each do |task|
   json.(task, :id, :event_type, :type, :uuid, :is_succeed, :is_delivered, :payload_content, :request_content)
-  json.response_content task.response_content_json
+  json.response_content task.response_content
   json.delivered_time Time.at(task.delivered*10**-9).strftime("%Y-%m-%d %H:%M:%S")
 end

app/views/projects/webhooks/tasks.json.jbuilder

@@ -1,6 +1,6 @@
 json.total_count @tasks.total_count 
 json.tasks @tasks.each do |task|
   json.(task, :id, :event_type, :type, :uuid, :is_succeed, :is_delivered, :payload_content, :request_content)
-  json.response_content task.response_content_json
-  json.delivered_time Time.at(task.delivered*10**-9).strftime("%Y-%m-%d %H:%M:%S")
+  json.response_content task.response_content
+  json.delivered_time task.delivered.present? ? Time.at(task.delivered*10**-9).strftime("%Y-%m-%d %H:%M:%S") : nil
 end