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C2PA metadata handling #46

C2PA metadata handling

C2PA metadata handling #46

Workflow file for this run

name: docker
on:
push:
branches:
- 'master'
tags:
- 'v*.*.*'
pull_request:
types:
- opened
- synchronize
workflow_dispatch:
inputs:
use_cache:
description: "Use build cache"
required: true
type: boolean
default: true
env:
REGISTRY: ghcr.io
# ghcr.io/OWNER/REPO
IMAGE_NAME: ${{ github.repository }}
jobs:
build:
runs-on: ubuntu-latest
permissions:
contents: read
packages: write
id-token: write
attestations: write
steps:
- name: Checkout repository
uses: actions/checkout@v4
- name: Set up QEMU
uses: docker/setup-qemu-action@v3
# Workaround: https://github.com/docker/build-push-action/issues/461
- name: Setup Docker buildx
uses: docker/setup-buildx-action@v3
# Login against a Docker registry except on PR
# https://github.com/docker/login-action
- name: Log into registry ${{ env.REGISTRY }}
if: github.event_name != 'pull_request'
uses: docker/login-action@v3
with:
registry: ${{ env.REGISTRY }}
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
# Extract metadata (tags, labels) for Docker
# For some reason the title have to be set manually
# https://github.com/docker/metadata-action
- name: Extract Docker metadata
id: meta
uses: docker/metadata-action@v5
with:
images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
labels: |
org.opencontainers.image.title=Oxipng
annotations: |
org.opencontainers.image.title=Oxipng
# Build and push Docker image with Buildx (don't push on PR)
# Cache isn't used for tags and on workflow_dispatch if specified
# https://github.com/docker/build-push-action
- name: Build and push Docker image
id: build-and-push
uses: docker/build-push-action@v6
with:
context: .
platforms: linux/amd64,linux/arm64
push: ${{ github.event_name != 'pull_request' }}
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
cache-from: type=gha
cache-to: type=gha,mode=max
no-cache: ${{ (github.event_name == 'workflow_dispatch' && !inputs.use_cache) || startsWith(github.ref, 'refs/tags/') }}
# Attest the build provenance
# TODO: enable push to registry when referrers API will be supported by ghcr.io
- name: Attest Build Provenance
if: github.event_name != 'pull_request'
uses: actions/attest-build-provenance@v1
with:
subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
subject-digest: ${{ steps.build-and-push.outputs.digest }}
push-to-registry: false