13.x
Add 'array' as a supported maintenance mode driver (#6840)
Uses unqualified names (#6760)
add storage cache entry
Remove Pdo/Mysql const workaround (#6810)
[12.x] Add `APP_URL` fallback in filesystems config (#6742)
wip (#6847)
[12.x] Add `APP_NAME` fallback in mail config (#6755)
Add background driver (#6699)
fix comment
use json session serialization for new applications