feat: add no NAS failure reason and refactor Synology extension exception handling#1480

mengyushen merged 4 commits into

dtinit:masterdtinit/data-transfer-project:masterfrom

SynologyOpenSource:synology-throw-exception-with-failure-reasonSynologyOpenSource/data-transfer-project:synology-throw-exception-with-failure-reasonCopy head branch name to clipboard