Seen on https://integration.wikimedia.org/ci/job/quibble-composer-mysql-php73-selenium-docker/13599/consoleFull during Composer stages
17:15:09 [37.4MiB/1.49s] As there is no 'unzip' nor '7z' command installed zip files are being unpacked using the PHP zip extension. 17:15:09 [37.4MiB/1.49s] This may cause invalid reports of corrupted archives. Besides, any UNIX permissions (e.g. executable) defined in the archives will be lost. 17:15:09 [37.4MiB/1.49s] Installing 'unzip' or '7z' may remediate them.
These feel new... Fallout from the image upgrades to Bullseye?