- Use APCu cache as default caching mechanism
- Add explicit redis environment variables for redis lock-support
- Add a lot of environment variables, which aren't part of admin-page
- Add possibility to disable URL & E-Mail validation (for demo-page)
- Dynamically copy /config/ content without overwriting existing one
Add opcache support for performance reason
Add multi-core support for php extensions install
Bump redis version to 5.0.1 (last stable)
Exclude /log/ directory during sync (to avoid deleting logs)
- directory for worker.php changed to `bin/`
- `composer install` isn't necessary for stable images
- copy_sources should work for future *-rc branches too