mirror of
https://github.com/basecamp/once-campfire.git
synced 2026-03-22 05:59:04 +09:00
106 lines
3.1 KiB
YAML
106 lines
3.1 KiB
YAML
name: Build and publish container image to GHCR
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on:
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push:
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branches:
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- main
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tags:
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- 'v*'
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release:
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types: [published]
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pull_request:
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workflow_dispatch:
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concurrency:
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group: publish-${{ github.workflow }}-${{ github.ref }}
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cancel-in-progress: true
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permissions:
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contents: read
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packages: write
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id-token: write
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attestations: write
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jobs:
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build-and-push:
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name: Build and push image
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runs-on: ubuntu-latest
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timeout-minutes: 45
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env:
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REGISTRY: ghcr.io
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IMAGE_NAME: ${{ github.repository }}
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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- name: Set up QEMU (multi-arch)
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uses: docker/setup-qemu-action@v3
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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- name: Log in to GHCR
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uses: docker/login-action@v3
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with:
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registry: ${{ env.REGISTRY }}
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: Compute canonical image name (lowercase)
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id: vars
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shell: bash
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run: |
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set -eu
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# Use provided IMAGE_NAME or default to the GitHub repository path
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IMAGE_REF="${IMAGE_NAME:-$GITHUB_REPOSITORY}"
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# Lowercase image ref for GHCR compatibility
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CANONICAL_IMAGE="${REGISTRY}/${IMAGE_REF,,}"
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echo "canonical=${CANONICAL_IMAGE}" >> "$GITHUB_OUTPUT"
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- name: Extract Docker metadata (tags, labels)
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id: meta
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uses: docker/metadata-action@v5
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with:
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images: ${{ steps.vars.outputs.canonical }}
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tags: |
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type=ref,event=branch
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type=ref,event=tag
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type=sha,format=short,prefix=sha-
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type=semver,pattern={{version}},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
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type=semver,pattern={{major}}.{{minor}},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
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type=semver,pattern={{major}},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
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flavor: |
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latest=auto
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- name: Build and push
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id: build
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uses: docker/build-push-action@v6
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with:
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context: .
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file: Dockerfile
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platforms: linux/amd64,linux/arm64
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push: ${{ github.event_name != 'pull_request' }}
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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
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sbom: true
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provenance: true
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- name: Sign image with Cosign (keyless OIDC)
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if: github.event_name != 'pull_request'
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uses: sigstore/cosign-installer@v3
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- name: Cosign sign
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if: github.event_name != 'pull_request'
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run: cosign sign --yes ${{ steps.vars.outputs.canonical }}@${{ steps.build.outputs.digest }}
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- name: Attest image provenance
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if: github.event_name != 'pull_request'
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uses: actions/attest-build-provenance@v2
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with:
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subject-name: ${{ steps.vars.outputs.canonical }}
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subject-digest: ${{ steps.build.outputs.digest }}
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push-to-registry: true
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