bridge/.github/workflows/bridge-image.yml at main · vercel/bridge · GitHub

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name: Bridge Docker Image

on:
  push:
    branches:
      - main
    paths:
      - 'pkg/**'
      - 'cmd/**'
      - 'api/**'
      - 'Dockerfile'
      - 'go.mod'
      - 'go.sum'
    tags:
      - 'v*'

permissions:
  contents: read
  packages: write

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository_owner }}/bridge-cli

jobs:
  build:
    runs-on: ${{ matrix.runner }}
    strategy:
      matrix:
        include:
          - platform: linux/amd64
            runner: ubuntu-latest
          - platform: linux/arm64
            runner: ubuntu-24.04-arm
    steps:
      - uses: actions/checkout@v4

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

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

      - name: Determine version
        id: version
        run: |
          if [[ "$GITHUB_REF" == refs/tags/v* ]]; then
            echo "version=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
          else
            echo "version=edge-$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
          fi

      - name: Build and push by digest
        id: build
        uses: docker/build-push-action@v6
        with:
          context: .
          file: Dockerfile
          platforms: ${{ matrix.platform }}
          build-args: |
            VERSION=${{ steps.version.outputs.version }}
          cache-from: type=gha,scope=${{ matrix.platform }}
          cache-to: type=gha,mode=max,scope=${{ matrix.platform }}
          outputs: type=image,name=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }},push-by-digest=true,name-canonical=true,push=true

      - name: Export digest
        run: |
          mkdir -p /tmp/digests
          digest="${{ steps.build.outputs.digest }}"
          touch "/tmp/digests/${digest#sha256:}"

      - name: Upload digest
        uses: actions/upload-artifact@v4
        with:
          name: digests-${{ matrix.runner }}
          path: /tmp/digests/*
          if-no-files-found: error

  merge:
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Download digests
        uses: actions/download-artifact@v4
        with:
          path: /tmp/digests
          pattern: digests-*
          merge-multiple: true

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - uses: actions/checkout@v4

      - name: Determine tags
        id: tags
        run: |
          SHORT_SHA=$(git rev-parse --short HEAD)
          if [[ "$GITHUB_REF" == refs/tags/v* ]]; then
            VERSION="${GITHUB_REF#refs/tags/}"
            echo "tags=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${VERSION},${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest,${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${SHORT_SHA}" >> $GITHUB_OUTPUT
          else
            echo "tags=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:edge,${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest,${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${SHORT_SHA}" >> $GITHUB_OUTPUT
          fi

      - name: Create manifest list and push
        working-directory: /tmp/digests
        run: |
          tags=$(echo "${{ steps.tags.outputs.tags }}" | tr ',' '\n' | xargs -I{} echo "-t {}" | tr '\n' ' ')
          docker buildx imagetools create $tags \
            $(printf '${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}@sha256:%s ' *)