Sync all the runner images#3887
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Pull request overview
This PR tightens version reproducibility for GitHub Actions Runner Controller (ARC) components managed via Flux by pinning runner/controller images to exact digests and aligning runner image usage across scale sets.
Changes:
- Pin
gha-runner-scale-set-controllerimage to a specific digest. - Switch ARC runner scale sets to a single custom runner image reference and pin it by digest.
- Pin the runner Dockerfile base image by digest.
Reviewed changes
Copilot reviewed 4 out of 4 changed files in this pull request and generated 2 comments.
| File | Description |
|---|---|
flux/infrastructure/controllers/arc-system/helm-release.yml |
Pins ARC controller image using tag + digest for reproducible deployments. |
flux/apps/unmango-runners/helm-release.yml |
Updates runner image to custom repo + digest pin. |
flux/apps/arc-runners/helm-release.yml |
Updates multiple runner scale sets to use the same custom repo + digest pin. |
containers/runner/Dockerfile |
Pins base actions-runner image by digest during build. |
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