Move CI to Github Actions

[Ashim-Stha]

Move CI from Drone to Github Actions

• php checks - codestyle, phpstan, phan feat(ci): migrate php checks , docs, and php unit tests from Drone to GitHub Actions #294
• php unit tests with coverage feat(ci): migrate php checks , docs, and php unit tests from Drone to GitHub Actions #294
• docs feat(ci): migrate php checks , docs, and php unit tests from Drone to GitHub Actions #294
• build ocis feat(ci): migrate build ocis, php integration tests from Drone to GitHub Actions #296
• php integration tests with coverage feat(ci): migrate build ocis, php integration tests from Drone to GitHub Actions #296
• php integration tests without coverage feat(ci): migrate build ocis, php integration tests from Drone to GitHub Actions #296
• sonar analysis