6.0.0-alpha1

What's Changed

• DEP Dependencies for CMS 6 by @emteknetnz in #420
• API Set extension hook implementation visibility to protected by @emteknetnz in #427
• DOC Update extension hook examples to be protected by @emteknetnz in #429
• DEP Limit PHP support for CMS 6 by @GuySartorelli in #443
• API Replace Extension subclasses by @emteknetnz in #444
• API Deprecate API that will be removed by @GuySartorelli in #447
• DEP Use PHPUnit 11 by @emteknetnz in #446
• ENH Don't use deprecated method by @GuySartorelli in #449
• API Use new names for renamed classes by @GuySartorelli in #448
• DEP Increase minimum version of silverstripe/framework by @emteknetnz in #450
• API Update API to reflect changes to CLI interaction by @GuySartorelli in #445
• FIX Import correct InputOption class by @emteknetnz in #452
• API Explicity mark nullable parameters for PHP 8.4 by @emteknetnz in #453

Full Changelog: 5.2.0...6.0.0-alpha1