newsdiff-deploy/.github/workflows/docker.yml at main · rmdes/newsdiff-deploy · GitHub

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name: Build and push Docker image

on:
  push:
    branches: [main]
    tags: ["v*"]
  workflow_dispatch:
  schedule:
    # Rebuild weekly to pick up latest newsdiff app image layers
    - cron: '0 6 * * 1'

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ghcr.io/rmdes/newsdiff-deploy

jobs:
  validate:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Validate docker-compose.yml
        env:
          ORIGIN: https://example.com
          POSTGRES_PASSWORD: ci-test-password
        run: docker compose config --quiet

      - name: Check nginx config syntax
        run: |
          docker run --rm \
            -v "$PWD/nginx.conf:/etc/nginx/nginx.conf:ro" \
            --add-host app:127.0.0.1 \
            --add-host bot:127.0.0.1 \
            nginx:alpine nginx -t

  build:
    runs-on: ubuntu-latest
    needs: validate
    permissions:
      contents: read
      packages: write
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive

      - uses: docker/setup-buildx-action@v3

      - uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - uses: docker/metadata-action@v5
        id: meta
        with:
          images: ${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=sha

      - uses: docker/build-push-action@v6
        with:
          context: ./newsdiff
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max