GitHub Action to clean up DigitalOcean Container Registry (DOCR) by removing old image manifests.

- uses: untile/cleanup-docr@v1
  with:
    image_repository: 'my-repository'
    buffer_size: 3
    exclude: \[.*(latest|v[^,\]]*).*\]

• image_repository (required) - Image repository name in the DOCR
• buffer_size (optional) - Number of last uploaded images to keep (default: 3)
• exclude (optional) - Tag regex to exclude from deletion (example: \[.*(latest|v[^,\]]*).*\])

• doctl must be authenticated in your workflow (use digitalocean/action-doctl)