backend-staging-deploy.yml

name: Deploy backend to staging

on:
  push:
    branches:
      - master
    paths-ignore:
      - "web/**"
      - "CHANGELOG.md"

concurrency:
  # If this workflow is already running, cancel it to avoid a scenario
  # where the older run finishes *after* the newer run and overwrites
  # the deployment with an older version of the app.
  group: ${{ github.workflow }}
  cancel-in-progress: true

jobs:
  deploy:
    name: Deploy to Heroku
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0 # fetch history for all branches and tags

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Install Heroku CLI
        run: curl https://cli-assets.heroku.com/install.sh | sh

      - name: Install builds plugin
        run: heroku plugins:install heroku-builds

      - name: Build app into tarball
        run: |
          pip install build
          python -m build --sdist

      - name: Create Heroku Build
        run: heroku builds:create -a dandi-api-staging --source-tar dist/*.tar.gz
        env:
          HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY  }}
          HEROKU_EMAIL: ${{ secrets.HEROKU_EMAIL  }}