build.yml

name: FastAPI CI/CD

on:
  push:
    branches:
      - main
      - master
  pull_request:
    branches:
      - main
      - master
  workflow_dispatch:

env:
  AWS_REGION: eu-central-1
  ECR_REPOSITORY: fastapi-app

jobs:
  code-quality:
    name: Code Quality Checks
    runs-on: ubuntu-latest
    env:
      CELERY_BROKER_URL: memory://
      CELERY_RESULT_BACKEND: cache+memory://
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.11'
      
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements-dev.txt
      
      - name: Run linter (ruff)
        run: ruff check .
      
      - name: Check code formatting (ruff)
        run: ruff format --check .
      
      - name: Run type checker (mypy)
        run: mypy . || true
      
      - name: Run tests (pytest)
        run: pytest --cov=. --cov-report=xml --cov-report=term-missing
      
      - name: Upload coverage reports
        uses: codecov/codecov-action@v3
        with:
          file: ./coverage.xml
          token: ${{ secrets.CODECOV_TOKEN }}
          fail_ci_if_error: false

  build-and-push:
    name: Build and Push Image
    runs-on: ubuntu-latest
    needs: code-quality
    if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/master')

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

      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{ env.AWS_REGION }}

      - name: Login to Amazon ECR
        id: login-ecr
        uses: aws-actions/amazon-ecr-login@v2

      - name: Build, tag, and push image to Amazon ECR
        id: build-image
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          IMAGE_TAG: ${{ github.sha }}
        run: |
          # Build Docker image for linux/amd64 platform (production)
          docker build --platform linux/amd64 -f docker/Dockerfile.prod -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG .
          docker tag $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG $ECR_REGISTRY/$ECR_REPOSITORY:latest
          
          # Push both tagged versions
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:latest
          
          echo "image=$ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG" >> $GITHUB_OUTPUT
          echo "✅ Image pushed successfully: $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG"
          echo "✅ Latest tag updated: $ECR_REGISTRY/$ECR_REPOSITORY:latest"