docker.yml

name: Docker build & smoke test

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

jobs:
  build:
    runs-on: ubuntu-latest

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

      - name: Build ML API image
        run: docker build -t spam-ml-api:ci -f backend/Dockerfile.api backend

      - name: Build Node backend image
        run: docker build -t spam-node-backend:ci -f backend/Dockerfile.node backend

      - name: Build frontend image
        run: docker build -t spam-frontend:ci -f frontend/Dockerfile --build-arg VITE_API_URI=/predict frontend

      - name: Start ML API container
        run: docker run -d -p 5000:5000 -e INTERNAL_SECRET=test_secret_that_is_at_least_32_characters_long_for_ci -e FLASK_HOST=0.0.0.0 --name spam_ml_api_ci spam-ml-api:ci

      - name: Smoke test - ML API responds on port 5000
        run: |
          for i in $(seq 1 15); do
            if curl -sf http://localhost:5000/ -o /dev/null; then
              echo "ML API is up"
              exit 0
            fi
            sleep 2
          done
          echo "ML API did not respond on port 5000"
          docker ps -a
          docker inspect spam_ml_api_ci
          docker logs spam_ml_api_ci
          exit 1

      - name: Stop ML API container
        if: always()
        run: docker stop spam_ml_api_ci || true