Built locally from the committed state (git archive, composer install
--no-dev, theme build) and synced with rsync, so the host needs neither
Composer nor Node. Shared: secrets.php, logs, locks, typo3temp/assets
and the MyE&P import baseline. fileadmin links to the production
fileadmin of the TYPO3 10 release, which the CDN origin serves.
extension:setup before the switch, OPcache and TYPO3 caches after it.
Co-Authored-By: Claude Opus 5.5 <[email protected]>
