build.yml

name: Build

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: dcard/workerd
          tags: |
            type=sha
            type=raw,value=latest,enable={{is_default_branch}}
      - name: Set up Bazel cache
        uses: actions/cache@v3
        with:
          path: bazel-cache
          key: bazel-${{ hashFiles('Dockerfile') }}
          restore-keys: bazel-
      - name: Inject Bazel cache into Docker
        uses: reproducible-containers/buildkit-cache-dance@v2.1.3
        with:
          cache-source: bazel-cache
          cache-target: /root/.cache/bazel
      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max