ci.yaml

name: CI

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build Docker image
        run: |
          docker build -t ghcr.io/${{ github.repository }}/demo-app:${{ github.sha }} .

      - name: Push Docker image
        run: |
          docker push ghcr.io/${{ github.repository }}/demo-app:${{ github.sha }}

      - name: Output image tag
        run: echo "Image: ghcr.io/${{ github.repository }}/demo-app:${{ github.sha }}"