name: Docker Release
on:
push:
tags: [ 'v*.*.*' ]
env:
REGISTRY: ghcr.io
IMAGE_NAME: ${{ github.repository }}
jobs:
build:
runs-on: ubuntu-latest
permissions:
contents: read
packages: write
id-token: write
attestations: write
steps:
- uses: actions/checkout@v6
- name: Install cosign
uses: sigstore/cosign-installer@v3
- name: Setup QEMU
uses: docker/setup-qemu-action@v3
- name: Setup Docker buildx
uses: docker/setup-buildx-action@v4
with:
platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
- name: Log into registry ${{ env.REGISTRY }}
uses: docker/login-action@v3
with:
registry: ${{ env.REGISTRY }}
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Extract Docker metadata
id: meta
uses: docker/metadata-action@v6
with:
images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
tags: |
type=semver,pattern={{version}}
type=semver,pattern={{major}}.{{minor}}
type=semver,pattern={{major}}
- name: Build and push Docker image
id: build-and-push
uses: docker/build-push-action@v6
with:
context: .
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
cache-from: type=gha
cache-to: type=gha,mode=max
push: true
- name: Sign the published Docker image
run: echo "${{ steps.meta.outputs.tags }}" | xargs -I {} cosign sign --yes {}@${{ steps.build-and-push.outputs.digest }}
- name: Attest
uses: actions/attest-build-provenance@v4
id: attest
with:
subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
subject-digest: ${{ steps.build-and-push.outputs.digest }}
push-to-registry: true