We created a reference GitHub repository to make it easy to get started with DevOps with Power Platform. The link to the repository is below,

https://github.com/SteveWinward/PowerPlatformGccDevOps

We also created a YouTube video that walks through how to get this setup for your organization.

https://www.youtube.com/watch?v=9keegyDRJkQ

Full documentation on the Power Platform GitHub Actions can be found below,

https://github.com/microsoft/powerplatform-actions

Sample Power Platform GitHub Action examples can be found below,

https://github.com/microsoft/powerplatform-actions-lab/tree/main/sample-workflows