deploy_website.yml

name: Deploy website

on:
   push:
    branches:
      - main
      - deploy_website_hydra

jobs:
  deploy:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3
    - name: Deploy website
      env:
        WEBSITE_GITHUB_TOKEN: ${{ secrets.WEBSITE_GITHUB_TOKEN }}
      run: |
        SUBDIR=website
        git fetch
        REV=$(git log -5 --pretty=oneline origin/gh-pages | grep "Deploy website" |  awk 'NF>1{print $NF}'  | head -1)
        # This condition passes in 2 conditions:
        # 1. The revision does not exist (squash/force push happened)
        # 2. There are changes between last deployed revision and HEAD
        if [[ ! $(git rev-parse --verify -q "$REV^{commit}") ||  $(git diff-index $REV -- $SUBDIR) ]]; then
          echo "Changes detected in directory $SUBDIR between origin/main and this diff"
          cd $SUBDIR
          yarn --no-progress
          git config --global user.email omry@users.noreply.github.com
          git config --global user.name omry
          echo "machine github.com login docusaurus-bot password $WEBSITE_GITHUB_TOKEN" > ~/.netrc
          yarn install && GIT_USER=docusaurus-bot yarn deploy
        else
          echo "No changes detected in directory $SUBDIR between origin/main and this diff"
        fi