name: Build & Push Docker Image

on:
  workflow_dispatch:
    inputs:
      tag:
        description: 'Docker image tag (e.g. 2.0.0)'
        required: true
        default: '2.0.0'

jobs:
  build-docker:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

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

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          file: Dockerfile
          push: true
          platforms: linux/amd64,linux/arm64
          tags: |
            ghcr.io/k0rb3nd4ll4s/dibby-wemo-manager:${{ github.event.inputs.tag }}
            ghcr.io/k0rb3nd4ll4s/dibby-wemo-manager:latest
          cache-from: type=gha
          cache-to: type=gha,mode=max