First release of the 5.x line: Symfony 5.4, PHP 8.0 or later. Security fixes only from now on.
Changes:
- Support only Symfony 5.4 on the 5.x branch (#107)
- Test every supported PHP version with Symfony 5.4 on 5.x (#119)
- Analyse 5.x with PHPStan at max level with strict rules (#120)
- Run mutation tests with Infection on 5.x (#121)
- Declare the packages the 5.x code uses and drop unused ones (#122)
- Install with --no-blocking in the 5.x CI workflow (#132)