name: Release

on:
  release:
    types: [published]

permissions:
  contents: write
  packages: write
  id-token: write # needed for signing

jobs:
  goreleaser:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
        with:
          fetch-depth: 0

      - name: Set up Go
        uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5
        with:
          go-version-file: 'go.mod'
          cache: true

      - name: Install cosign
        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0

      - name: Install Syft
        uses: anchore/sbom-action/download-syft@v0.21.1

      - name: Run GoReleaser
        uses: goreleaser/goreleaser-action@e435ccd777264be153ace6237001ef4d979d3a7a
        with:
          distribution: goreleaser
          version: v2.12.0
          args: release --clean
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  ko-push:
    name: Build and Push Image with ko
    runs-on: ubuntu-latest
    needs: goreleaser
    steps:
      - name: Checkout
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8

      - name: Set up Go
        uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5
        with:
          go-version-file: 'go.mod'
          cache: true

      - name: Set up ko
        uses: ko-build/setup-ko@v0.9

      - name: Log in to Container Registry
        uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get build timestamp and version
        id: build-info
        run: |
          echo "timestamp=$(date -u +%Y-%m-%dT%H:%M:%SZ)" >> $GITHUB_OUTPUT
          # Extract version from tag and strip 'v' prefix (e.g., refs/tags/v1.2.3 -> 1.2.3)
          VERSION="${GITHUB_REF#refs/tags/}"
          VERSION="${VERSION#v}"
          echo "version=$VERSION" >> $GITHUB_OUTPUT

      - name: Build and push with ko
        env:
          KO_DOCKER_REPO: ghcr.io/${{ github.repository }}
          VERSION: ${{ steps.build-info.outputs.version }}
          GIT_COMMIT: ${{ github.sha }}
          BUILD_TIME: ${{ steps.build-info.outputs.timestamp }}
        run: |
          # Build and push multi-platform image with version tag and latest
          ko build ./cmd/registry \
            --bare \
            --platform=linux/amd64,linux/arm64 \
            --tags=${{ steps.build-info.outputs.version }},latest