docker.yml

name: Docker image

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:

permissions:
  contents: read
  packages: write

jobs:
  build-and-push:
    name: Build and push GHCR image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v5

      - name: Set image name
        id: image
        shell: bash
        run: echo "name=ghcr.io/${GITHUB_REPOSITORY_OWNER,,}/signalbox" >> "$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: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ steps.image.outputs.name }}
          tags: |
            type=ref,event=tag
            type=raw,value=latest,enable=${{ startsWith(github.ref, 'refs/tags/') }}
            type=sha,prefix=sha-
          labels: |
            org.opencontainers.image.title=SignalBox
            org.opencontainers.image.description=Production-ready Go webhook ingestion service
            org.opencontainers.image.source=https://github.com/${{ github.repository }}
            org.opencontainers.image.licenses=MIT

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./Dockerfile
          push: true
          platforms: linux/amd64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max