👷 (ci): Build the JVM image multi-arch for amd64 and arm64
Changes
3 files changed, +19 -4
MODIFY
.github/workflows/jvm.yml
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@@ -41,6 +41,15 @@
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registry: ghcr.io
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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+ # QEMU + Buildx enable cross-building the arm64 variant on the amd64 runner.
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+ # The JVM image only copies the (architecture-independent) quarkus-app jars, so no
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+ # per-architecture compilation is needed; the multi-arch base image does the rest.
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+ - name: Set up QEMU
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+ uses: docker/setup-qemu-action@v3
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+ with:
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+ platforms: arm64
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+ - name: Set up Docker Buildx
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+ uses: docker/setup-buildx-action@v3
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- name: Extract image metadata
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id: meta
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uses: docker/metadata-action@v6
@@ -54,6 +63,9 @@
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with:
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context: .
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file: src/main/docker/Dockerfile.jvm
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+ platforms: linux/amd64,linux/arm64
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push: true
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tags: ${{ steps.meta.outputs.tags }}
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labels: ${{ steps.meta.outputs.labels }}
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+ cache-from: type=gha
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+ cache-to: type=gha,mode=max
MODIFY
README.md
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@@ -214,8 +214,6 @@
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## CI
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- `.github/workflows/jvm.yml` — JVM tests on every push/PR; on main, builds and pushes the
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- JVM container image to GHCR.
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+ JVM container image to GHCR as a multi-arch manifest (linux/amd64 + linux/arm64, via
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+ Buildx/QEMU).
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- `.github/workflows/native.yml` — native build + integration tests on every push/PR.
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-- `.github/workflows/mirror.yml` — mirrors all branches and tags to
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- `https://gitshark.ha1nz.de/git/miggi/GitShark.git` on every push to `main` (force + prune;
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- auth via `GITSHARK_TOKEN` repository secret holding a GitShark access token).
MODIFY
docs/admins/getting-started.md
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@@ -39,6 +39,11 @@
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Pin a specific release instead of `latest` for reproducible deploys (e.g.
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`ghcr.io/workaround-org/git-shark:1.0.0`).
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+The JVM image is published as a multi-arch manifest for **linux/amd64** and
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+**linux/arm64** — `docker pull` picks the right variant automatically, so it runs
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+natively on x86 servers and ARM hosts (Raspberry Pi 4/5, AWS Graviton, Apple
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+Silicon) alike.
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+
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The image listens on **8080** (HTTP) and, once configured, **2222** (SSH). It runs as
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UID `185` and reads all production settings from environment variables.
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