deploy.yml

name: Build & deploy to gh-pages

on:
  push:
    branches:
      - main

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    env:
      HOSTNAME: ${{ vars.HOSTNAME }} # CNAME
      APP_NAME: ${{ vars.APP_NAME }}
      APP_DESCRIPTION: ${{ vars.APP_DESCRIPTION }}
      REPO: ${{ github.event.repository.name }} # subfolder when deploying without custom domain

    steps:
      - name: Setup Node
        uses: actions/setup-node@v3
        with:
          node-version: 21

      - name: Checkout
        uses: actions/checkout@v3

      - name: Install NPM packages
        run: yarn install --frozen-lockfile

      - name: Build project
        run: yarn build

      - name: Generate CNAME
        run: yarn cname

      - name: Upload production-ready build files
        uses: actions/upload-artifact@v3
        with:
          name: production-files
          path: ./out

  deploy:
    name: Deploy
    needs: build
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'

    permissions: write-all

    steps:
      - name: Download artifact
        uses: actions/download-artifact@v3
        with:
          name: production-files
          path: ./out

      - name: Deploy to gh-pages
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./out