Add to this repo a GitHub Action that runs the image

[leighmcculloch]

This repo should also contain a GitHub Action that runs the image in a GitHub Actions Workflow, so that folks who need a test environment in workflows can simply add the action and use the running instance without needing to know how to run the container manually.

[github-actions]

This issue is stale because it has been open for 30 days with no activity. It will be closed in 30 days unless the stale label is removed.