deploy.yml

# Your workflow name.
name: Deploy to heroku.

# Run workflow on every push to master branch.
on:
  push:
    branches: [main]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      
      - name: Setup Node.js environment to run migrations
        uses: actions/setup-node@v3
        with: 
          node-version: '18.x'

      - name: Install dependencies and run migrations
        working-directory: backend/
        env: 
          DATABASE_URL: ${{ secrets.DATABASE_URL }}
        run: |
          yarn install
          npx prisma migrate deploy

      - name: Build, Push and Release a Docker container to Heroku.
        env: 
          ENV_FILE: ${{ secrets.ENV_FILE }}
        uses: gonuit/heroku-docker-deploy@v1.3.3 
        with:
          email: ${{ secrets.HEROKU_EMAIL }}

          heroku_api_key: ${{ secrets.HEROKU_API_KEY }}

          heroku_app_name: ${{ secrets.HEROKU_APP_NAME }}

          dockerfile_directory: backend/

          dockerfile_name: Dockerfile.deploy

          docker_options: "--platform linux/amd64 --env-file <(echo '$ENV_FILE')"

          process_type: web