Debug Kit 4.9.0

What's Changed

• New JS & CSS using more modern JavaScript and CSS by @LordSimal in #878
• Update deprecations panel to use new error handlers by @markstory in #856
• 4.x search upgrade preparation by @ndm2 in #859
• Cleanup tests bootstrap. by @ADmad in #860
• Update source files path. by @ndm2 in #862
• chore: Set permissions for GitHub actions by @naveensrinivasan in #865
• Fix middleware also being inserted in phpunit tests by @LordSimal in #872, #873
• Bump GitHub actions @dependabot in #875, #874, #876
• Update required php to 7.4 to match cakephp 4.4 by @othercorey in #877
• Introduce phpstan by @LordSimal in #866

New Contributors

• @naveensrinivasan made their first contribution in #865
• @dependabot made their first contribution in #875

Full Changelog: 4.7.1...4.9.0