I will start installing Mastodon v4.5.4 on Masto.host.
There will be about 15 seconds of downtime during the upgrade.
Changelog: 
GitHub
Release v4.5.4 · mastodon/mastodon
Upgrade overview
This release contains upgrade notes that deviate from the norm:
ℹ️ Requires assets recompilation
For more information, view th...