release.yml

name: Release

on:
  push:
    tags:
      - "v*"

permissions:
  contents: write
  packages: write

env:
  REGISTRY: ghcr.io
  IMAGE_BASE: ghcr.io/channinghe/labelgate
  BASE_NONROOT: gcr.io/distroless/static-debian13:nonroot@sha256:01e550fdb7ab79ee7be5ff440a563a58f1fd000ad9e0c532e65c3d23f917f1c5
  BASE_DEBUG: gcr.io/distroless/static-debian13:debug-nonroot@sha256:b80e889821affbb581c2743235fe72fca378182a64e7e6313c36aa9a60f6f244

jobs:
  # Phase 1: Build dashboard frontend once
  dashboard:
    name: Build Dashboard
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 22
          cache: yarn
          cache-dependency-path: dashboard/yarn.lock

      - name: Build dashboard
        working-directory: dashboard
        run: |
          yarn install --frozen-lockfile
          yarn build

      - uses: actions/upload-artifact@v4
        with:
          name: dashboard-static
          path: dashboard/static
          retention-days: 1

  # Phase 2: Cross-compile Go binaries (native speed, no QEMU)
  binaries:
    name: Binary ${{ matrix.goos }}/${{ matrix.goarch }}
    runs-on: ubuntu-latest
    needs: dashboard
    strategy:
      matrix:
        include:
          - goos: linux
            goarch: amd64
          - goos: linux
            goarch: arm64
          - goos: darwin
            goarch: amd64
          - goos: darwin
            goarch: arm64
    steps:
      - uses: actions/checkout@v4

      - uses: actions/download-artifact@v4
        with:
          name: dashboard-static
          path: dashboard/static

      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod

      - name: Build binary
        env:
          CGO_ENABLED: "0"
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
        run: |
          go build \
            -ldflags "-s -w \
              -X github.com/channinghe/labelgate/internal/version.Version=${{ github.ref_name }} \
              -X github.com/channinghe/labelgate/internal/version.Commit=${{ github.sha }} \
              -X github.com/channinghe/labelgate/internal/version.Date=$(date -u +%Y-%m-%dT%H:%M:%SZ)" \
            -o labelgate-${{ matrix.goos }}-${{ matrix.goarch }} \
            ./cmd/labelgate

      - uses: actions/upload-artifact@v4
        with:
          name: labelgate-${{ matrix.goos }}-${{ matrix.goarch }}
          path: labelgate-${{ matrix.goos }}-${{ matrix.goarch }}

  # Phase 3: Package pre-built binaries into multi-arch Docker images
  docker:
    name: Docker${{ matrix.suffix }}
    runs-on: ubuntu-latest
    needs: binaries
    strategy:
      matrix:
        include:
          - suffix: ""
            base_image_env: BASE_NONROOT
          - suffix: "-full"
            base_image_env: BASE_DEBUG
    steps:
      - uses: actions/checkout@v4

      - uses: actions/download-artifact@v4
        with:
          pattern: labelgate-linux-*
          path: docker-context
          merge-multiple: true

      - uses: docker/setup-qemu-action@v3

      - uses: docker/setup-buildx-action@v3

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

      - name: Generate tags
        id: tags
        run: |
          VERSION="${GITHUB_REF_NAME}"
          MAJOR=$(echo "$VERSION" | grep -oE '^v[0-9]+')
          MINOR=$(echo "$VERSION" | grep -oE '^v[0-9]+\.[0-9]+')
          SUFFIX="${{ matrix.suffix }}"
          TAGS="${{ env.IMAGE_BASE }}:${VERSION}${SUFFIX}"
          TAGS="${TAGS},${{ env.IMAGE_BASE }}:${MINOR}${SUFFIX}"
          TAGS="${TAGS},${{ env.IMAGE_BASE }}:${MAJOR}${SUFFIX}"
          echo "tags=${TAGS}" >> "$GITHUB_OUTPUT"

      - name: Set base image
        id: base
        run: |
          if [ "${{ matrix.base_image_env }}" = "BASE_NONROOT" ]; then
            echo "image=${{ env.BASE_NONROOT }}" >> "$GITHUB_OUTPUT"
          else
            echo "image=${{ env.BASE_DEBUG }}" >> "$GITHUB_OUTPUT"
          fi

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: docker-context
          file: docker/ci.Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.tags.outputs.tags }}
          build-args: |
            BASE_IMAGE=${{ steps.base.outputs.image }}
          cache-from: type=gha,scope=release${{ matrix.suffix || '-default' }}
          cache-to: type=gha,mode=max,scope=release${{ matrix.suffix || '-default' }}

  # Create GitHub Release with binaries
  release:
    name: GitHub Release
    runs-on: ubuntu-latest
    needs: [docker, binaries]
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - uses: actions/download-artifact@v4
        with:
          path: artifacts
          pattern: labelgate-*
          merge-multiple: true

      - name: Generate release body
        id: body
        run: |
          VERSION="${GITHUB_REF_NAME}"
          PREV_TAG=$(git tag --sort=-v:refname | grep -E '^v' | sed -n '2p' || echo "")

          {
            echo "body<<RELEASE_EOF"

            if [ -n "$PREV_TAG" ]; then
              echo "## Changes since ${PREV_TAG}"
              echo ""
              git log --pretty=format:"- %s (%h)" "${PREV_TAG}..HEAD"
            else
              echo "## Changes"
              echo ""
              git log --pretty=format:"- %s (%h)" HEAD
            fi

            cat <<'COMPOSE'

          ## Deploy with Docker Compose

          ```yaml
          services:
            labelgate:
              image: ghcr.io/channinghe/labelgate:VERSION_PLACEHOLDER
              container_name: labelgate
              restart: unless-stopped
              # use command "stat -c '%g' /var/run/docker.sock" to get the group id of the docker socket
              group_add:
                - "REPLACE_WITH_GROUP_ID"
              volumes:
                - /var/run/docker.sock:/var/run/docker.sock:ro
                # Run the command "sudo chown -R 65532:65532 ./labelgate-data" to ensure the mount path has the correct ownership.
                - ./labelgate-data:/app/config
              environment:
                - LABELGATE_CLOUDFLARE_API_TOKEN
                - LABELGATE_CLOUDFLARE_ACCOUNT_ID
                - LABELGATE_CLOUDFLARE_TUNNEL_ID
              ports:
                - "28111:8080"
              network_mode: bridge
          ```
          COMPOSE

            echo ""
            echo "RELEASE_EOF"
          } >> "$GITHUB_OUTPUT"

          sed -i "s|VERSION_PLACEHOLDER|${VERSION}|g" "$GITHUB_OUTPUT"

      - name: Create release
        uses: softprops/action-gh-release@v2
        with:
          body: ${{ steps.body.outputs.body }}
          generate_release_notes: false
          files: artifacts/*