@sanjaypasari Hi. There is not an auto-update of I'm not wrong.
You can subscribe to new release on GitHub: https://github.com/uvdesk/community-skeleton/releases.

https://docs.github.com/en/account-and-profile/managing-subscriptions-and-notifications-on-github/setting-up-notifications/about-notifications

Maybe new docs on how update will be made, until that you can read the following post: https://forums.uvdesk.com/topic/1833/how-to-upgrade-uvdesk