release.yml

name: Release

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:
    inputs:
      version:
        description: 'Release version, for example v1.2.3'
        required: true

env:
  APP_NAME: cloud-vm-manager
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository_owner }}/cloud-vm-manager

jobs:
  build-binaries:
    runs-on: ubuntu-latest
    permissions:
      contents: read
    strategy:
      matrix:
        include:
          - goos: linux
            goarch: amd64
            goarm: ''
            archive: tar.gz
            suffix: linux_amd64
          - goos: linux
            goarch: arm64
            goarm: ''
            archive: tar.gz
            suffix: linux_arm64
          - goos: linux
            goarch: arm
            goarm: '7'
            archive: tar.gz
            suffix: linux_armv7
          - goos: windows
            goarch: amd64
            goarm: ''
            archive: zip
            suffix: windows_amd64

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: '1.22'
          cache: true

      - name: Resolve version
        id: version
        shell: bash
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${{ inputs.version }}"
          else
            VERSION="${GITHUB_REF_NAME}"
          fi
          echo "version=${VERSION}" >> "$GITHUB_OUTPUT"

      - name: Test
        run: go test ./...

      - name: Build
        shell: bash
        env:
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          GOARM: ${{ matrix.goarm }}
          CGO_ENABLED: '0'
          VERSION: ${{ steps.version.outputs.version }}
        run: |
          mkdir -p dist/package
          EXT=""
          if [ "$GOOS" = "windows" ]; then EXT=".exe"; fi
          go build -trimpath -ldflags "-s -w -X main.version=${VERSION}" -o "dist/package/${APP_NAME}${EXT}" .
          cp -r public dist/package/public
          cat > dist/package/README-update.txt <<'TXT'
          This archive contains a cloud-vm-manager binary built by GitHub Actions.
          The in-app updater downloads the matching archive for the current OS/architecture.
          TXT

      - name: Package
        shell: bash
        run: |
          cd dist/package
          if [ "${{ matrix.archive }}" = "zip" ]; then
            zip -9 "../${APP_NAME}_${{ matrix.suffix }}.zip" *
          else
            tar -czf "../${APP_NAME}_${{ matrix.suffix }}.tar.gz" *
          fi

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.APP_NAME }}_${{ matrix.suffix }}
          path: dist/${{ env.APP_NAME }}_${{ matrix.suffix }}.*
          if-no-files-found: error

  publish-release:
    needs: build-binaries
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Resolve version
        id: version
        shell: bash
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${{ inputs.version }}"
          else
            VERSION="${GITHUB_REF_NAME}"
          fi
          echo "version=${VERSION}" >> "$GITHUB_OUTPUT"

      - name: Download artifacts
        uses: actions/download-artifact@v4
        with:
          path: dist
          merge-multiple: true

      - name: Generate checksums
        run: |
          cd dist
          sha256sum * > checksums.txt

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.version.outputs.version }}
          name: ${{ steps.version.outputs.version }}
          files: |
            dist/*.tar.gz
            dist/*.zip
            dist/checksums.txt
          generate_release_notes: true

  build-and-push-image:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Resolve version
        id: version
        shell: bash
        run: |
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            VERSION="${{ inputs.version }}"
          else
            VERSION="${GITHUB_REF_NAME}"
          fi
          echo "version=${VERSION}" >> "$GITHUB_OUTPUT"

      - name: Set up Docker Buildx
        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: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=raw,value=latest
            type=raw,value=${{ steps.version.outputs.version }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          build-args: |
            VERSION=${{ steps.version.outputs.version }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max