[!IMPORTANT]
If you already use docker compose v5, please run these commands once to fetch the update script which would break otherwise while trying to update mailcow: git fetch followed by git checkout origin/master update.sh

What's fixed:

• Prevent duplicate/plaintext login announcement rendering in c11ed5dd1e899173500161ebf52e572de42917ca
• ofelia: revert fixed cron syntax for sa-rules download by @DerLinkman in e76f5237edcccd8fdcc613e22f9d9b84265459db
• backup: add image prefetch function to verify latest image is used by @DerLinkman in d977ddb5017e27f817f09310dcb7056449cb88fd
• Support for PBKDF2-SHA512 hash algorithm in verify_hash() (FreeIPA compatibility) by @Ashitaka57 in e8d9315d4ad6ae886b8146f618df1813db546254