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Build and Publish Linux ARM 64 Docker Image #67

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merged 1 commit into from
Nov 4, 2025
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Build and Publish Linux ARM 64 Docker Image #67

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32 changes: 24 additions & 8 deletions .github/workflows/publish-linux-docker-image.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,12 @@ concurrency:

jobs:
docker-build:
runs-on: ubuntu-24.04
runs-on: ${{ matrix.platform }}
strategy:
matrix:
platform: [ ubuntu-24.04, ubuntu-24.04-arm ]
fail-fast: false

permissions:
contents: read
packages: write
Expand All @@ -32,17 +37,27 @@ jobs:
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}

- name: Compute image tag, and cache scope
- name: Compute image tag, platform, and cache scope
id: meta
shell: bash
run: |
echo "tag=ghcr.io/${{ github.repository_owner }}/ml-sdk-linux-amd64:latest" >> $GITHUB_ENV

# cache scope (for gha cache)
echo "cache_scope=ml-sdk-linux-amd64" >> $GITHUB_ENV

arch=$(uname -m)
case "$arch" in
x86_64) arch_tag="amd64"; plat="linux/amd64" ;;
aarch64) arch_tag="arm64"; plat="linux/arm64" ;;
*) echo "Error: unsupported architecture '$arch'" >&2; exit 1 ;;
esac
echo "Architecture detected: $arch"
echo "arch_tag=$arch_tag" >> $GITHUB_ENV
echo "platform=$plat" >> $GITHUB_ENV

echo "tag=ghcr.io/${{ github.repository_owner }}/ml-sdk-linux-${arch_tag}:latest" >> $GITHUB_ENV

# per-arch cache scope (for gha cache)
echo "cache_scope=ml-sdk-linux-${arch_tag}" >> $GITHUB_ENV

# separate registry cache tag (DO NOT use the image tag here)
echo "cache_ref=ghcr.io/${{ github.repository_owner }}/ml-sdk-linux-amd64:buildcache" >> $GITHUB_ENV
echo "cache_ref=ghcr.io/${{ github.repository_owner }}/ml-sdk-linux-${arch_tag}:buildcache" >> $GITHUB_ENV

- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
Expand All @@ -55,6 +70,7 @@ jobs:
file: docker/Dockerfile
tags: ${{ env.tag }}
push: true
platforms: ${{ env.platform }}

# 1) Share GHA cache across runs with a stable per-arch scope
# 2) Also store cache in GHCR under a dedicated cache tag
Expand Down