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ci(docker-release): register QEMU binfmt for multi-platform builds #54

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Merged
blairham merged 1 commit into from
Aug 14, 2026
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ci(docker-release): register QEMU binfmt for multi-platform builds #54

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11 changes: 11 additions & 0 deletions .github/workflows/docker-release.yml
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Expand Up @@ -159,6 +159,17 @@ jobs:
- name: Expose GitHub runtime for buildx gha cache
uses: crazy-max/ghaction-github-runtime@v3

# Register QEMU binfmt handlers so buildx can build the non-native
# platforms the repos' .stevedore.yaml files list (linux/arm64 alongside
# linux/amd64 — dev rigs on Apple Silicon pull the arm64 variant). GitHub
# runners ship no binfmt handlers, so without this a multi-platform
# `buildx build` fails on the first foreign-arch stage. Harmless for
# callers that still build amd64-only. The stevedore action's own
# setup-buildx step creates the docker-container builder that consumes
# these handlers.
- name: Set up QEMU
uses: docker/setup-qemu-action@v3

# Opt-in (private-modules: true): mint a short-lived, read-only token for
# the org-wide pinpredict-argocd App so the build can fetch private
# pinpredict modules without vendoring. contents:read across the org (the
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