deploy.yml

# Specifies name of workflow in the repo's Action's tab
name: Deploy Frontend

# Defines when Action should run. Action is triggered by a push event to the main branch of the repo.
on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

# A job is a collection of steps that run on a certain "runner" (server or machine that executes tasks in an Actions workflow--in this case, ubuntu).
# This job is named "test" and will run on an "ubuntu-latest" virtual environment. Ubuntu is pre-configured and provided for Actions.
jobs:
  test:
    if: github.event_name == 'pull_request'
    runs-on: ubuntu-latest
    steps:

    # Checks out code from repo.
      - name: Check out code
        uses: actions/checkout@v3
    # Authenticates Docker registry through secrets.
      - name: Log in to Docker Hub
        run: docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
    # Builds Docker image.
      - name: Build Docker image for testing
        run: docker build -t achuribooks/docker-react -f Dockerfile.dev .
    # Runs tests in specified container file via Node.js, sets environment variable (-e) of "CI" (continuous integration) to "true," supressing certain features, like prompts.
      - name: Run tests
        run: docker run -e CI=true achuribooks/docker-react npm test

  deploy:
    if: github.event_name == 'push'
    runs-on: ubuntu-latest
    steps:
      - name: Check out code
        uses: actions/checkout@v3

      - name: Generate deployment package
        run: zip -r deploy.zip . -x '*.git*'

      - name: Deploy to EB
        uses: einaregilsson/beanstalk-deploy@v18
        with:
          aws_access_key: ${{ secrets.AWS_ACCESS_KEY }}
          aws_secret_key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          application_name: frontend
          environment_name: frontend-env
          existing_bucket_name: elasticbeanstalk-us-east-1-140023362796
          region: us-east-1
          version_label: ${{ github.sha }}
          deployment_package: deploy.zip