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Sync all the runner images#3887

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UnstoppableMango merged 2 commits into
mainfrom
runners-again
Apr 20, 2026
Merged

Sync all the runner images#3887
UnstoppableMango merged 2 commits into
mainfrom
runners-again

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Copilot AI review requested due to automatic review settings April 20, 2026 03:23
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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-controller image 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.

Comment thread containers/runner/Dockerfile Outdated
Comment thread containers/runner/Dockerfile Outdated
@UnstoppableMango UnstoppableMango merged commit 347eb55 into main Apr 20, 2026
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@UnstoppableMango UnstoppableMango deleted the runners-again branch April 20, 2026 03:31
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2 participants