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@v4

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

      - name: Build binaries
        env:
          CGO_ENABLED: "0"
          TAG: ${{ github.ref_name }}
        run: |
          mkdir -p dist
          for target in linux/amd64 linux/arm64 darwin/amd64 darwin/arm64 windows/amd64 windows/arm64; do
            os=${target%/*}
            arch=${target#*/}
            ext=""
            [ "$os" = "windows" ] && ext=".exe"
            GOOS=$os GOARCH=$arch go build -trimpath \
              -ldflags="-s -w -X main.version=${TAG}" \
              -o "dist/glint-${TAG}-${os}-${arch}${ext}" \
              ./cmd/glint/...
            echo "built: glint-${TAG}-${os}-${arch}${ext}"
          done

      - name: Create release and upload assets
        env:
          GH_TOKEN: ${{ github.token }}
          TAG: ${{ github.ref_name }}
        run: |
          gh release create "$TAG" dist/* \
            --repo "$GITHUB_REPOSITORY" \
            --title "$TAG" \
            --notes "See [CHANGELOG.md](https://github.com/${GITHUB_REPOSITORY}/blob/${TAG}/CHANGELOG.md) for details."