name: release

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: write

jobs:
  release:
    name: Build and publish release
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v5

      - name: Set up Go
        uses: actions/setup-go@v6
        with:
          go-version-file: go.mod

      # Artifact names, platforms and flags must stay identical to
      # .gitea/workflows/release.yml so both forges publish the same files.
      - name: Build binaries
        env:
          TAG: ${{ github.ref_name }}
          CGO_ENABLED: "0"
        run: |
          for target in linux/amd64 linux/arm64 darwin/amd64 darwin/arm64 windows/amd64; do
            goos="${target%/*}"
            goarch="${target#*/}"
            ext=""
            if [ "$goos" = "windows" ]; then ext=".exe"; fi
            GOOS="$goos" GOARCH="$goarch" go build -trimpath \
              -ldflags="-s -w -X main.version=${TAG}" \
              -o "releaser-${TAG}-${goos}-${goarch}${ext}" \
              ./cmd/...
          done

      - name: Create release and upload assets
        env:
          GH_TOKEN: ${{ github.token }}
          TAG: ${{ github.ref_name }}
        run: |
          gh release create "$TAG" \
            --repo "$GITHUB_REPOSITORY" \
            --title "$TAG" \
            --notes "" \
            --verify-tag \
            "releaser-${TAG}-linux-amd64" \
            "releaser-${TAG}-linux-arm64" \
            "releaser-${TAG}-darwin-amd64" \
            "releaser-${TAG}-darwin-arm64" \
            "releaser-${TAG}-windows-amd64.exe"