v4.0.0

What's Changed

• Raise supported php version to 8.1+ and symfony version to 6.x, drop … by @temp in #60
• ECS in favor of PHP-CS-FIXER by @Spomky in #62
• Rector by @Spomky in #63
• Phpstan by @Spomky in #64
• Installation instuctions by @Spomky in #65
• Doc/composer and recipes by @Spomky in #66

New Contributors

• @temp made their first contribution in #60

Full Changelog: v3.0.3...v4.0.0