GitHub Actions Optimiser

Mine real-world usage of a specific GitHub Action across public repos to inform optimisations to a workflow file.

The technique

When a workflow uses an action like uses: hashicorp/setup-terraform@v3, search public repos for working examples and decode them in parallel:

1. Find candidate workflows

gh search code "setup-terraform path:.github/workflows" --limit 20

2. Pull at least 5 in parallel and decode

The contents API returns base64-encoded YAML — decode in one pipeline: