Bump actions/checkout from 4 to 6 (#22)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Publish to dockerhub again

feat: publish to github registry instead of dockerhub

feat: upgrade php to 8.2

Configure php-gd extension (#10)

feat: add libfreetype6-dev needed for php-gd

feat: add required libpng

Fix workflow dependency

Add git and sentry-cli

Merge pull request #5 from appsinet/dependabot/github_actions/docker/…

…setup-buildx-action-2