docker.yaml

name: Docker build and push images

on:
  pull_request:
  push:
    branches:
      - main

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  docker:
    name: Docker image builds
    permissions:
      packages: write
      contents: read
    runs-on: ubuntu-latest

    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        with:
          platforms: amd64

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ github.token }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ghcr.io/${{ github.repository }}
          tags: |
            type=sha
            type=ref,event=pr
            type=ref,event=tag
            type=sha,format=long
            type=ref,event=branch
            type=semver,pattern={{version}},prefix=v
            type=semver,pattern={{major}}.{{minor}},prefix=v
            type=raw,value=latest,enable={{is_default_branch}}
            type=raw,value=${{ github.event.pull_request.head.ref }}

      - name: Build and push livepeer docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64
          push: ${{ github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository}}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}