ci.yml

name: CI

on: 
  push:
    branches: [main]

jobs:

  build: 
    name: Build and Push Container Image 
    runs-on: ubuntu-latest

    permissions: 
      packages: write

    steps:
      - uses: actions/checkout@v3 

      - name: Log in to the container registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ghcr.io/${{ github.repository }}
          tags: | 
            type=sha 
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Build and push Docker image
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}