fixed: 流水线批量查询运行数据，改成一维数据方便使用

app/controllers/api/pm/action_runs_controller.rb

@@ -37,7 +37,7 @@ class Api::Pm::ActionRunsController < Api::Pm::BaseController
         total: total,
         success: success,
         failure: failure
-      }.merge(last_action_run)
+      }.merge(last_action_run_json)
     end
     render :json => @result
   end