GitHub Actions

[vitormattos]

Is necessary to implement tests and make new release using GitHub Actions.

Each task of this to-do list could be made in separated pull requests.

to-do

• Apply linter with php-cs
  Example: https://github.com/LibreSign/libresign/blob/main/.github/workflows/lint-php-cs.yml
• Implement psalm
  Example: https://github.com/LibreSign/libresign/blob/main/.github/workflows/psalm.yml
• Use internal PHP linter
  Example: https://github.com/LibreSign/libresign/blob/main/.github/workflows/lint-php.yml
• Test if all changes was made to publish a new release
• Pack the new release files and attach to GitHub release.
  https://github.com/svenstaro/upload-release-action
  Example: https://github.com/LibreSign/libresign/blob/main/.github/workflows/appstore-build-publish.yml#L156-L164