Normally public releases are about a month and about every two weeks or so for beta releases. If you look at the release notes 1.32.6 and 1.32.7 were both pulled about a week or so ago due to an issue.
These have been re-released after being fixed with new build numbers which is why they came out so soon after the previous
As mentioned above you can set Server version updates to Ask me
and it won’t try to install on it’s own during maintenance.