v2.7.52021年2月8日Bug Fixesctx logger overwrite in egg extend (#846) (a9d7a0d)load ready after super.load (#840) (e329333)stack missing in context logger (#841) (7b27145)Featuresadd configuration functional support (#843) (bfaa0aa)add enable method (#847) (a85b99d)add logger.write method (#844) (0051d07)