Simple GitHub action for PHP project deployment

deploy.yml

name: "Deploy a PHP project"

on:
  push:
    branches:
      - master

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:
      - name: "Check out"
        uses: actions/checkout@v3

      - name: "Set up ssh key"
      - run: |
          set -eu
          mkdir "$HOME/.ssh"
          echo "${{ secrets.key }}" > "$HOME/.ssh/key"
          chmod 600 "$HOME/.ssh/key"

      - name: "Composer install"
        run: composer install -q --no-ansi --no-interaction --no-scripts --no-progress --prefer-dist
      
      - name: Sync
        shell: bash
        env:
          USER: ${{ secrets.user }}
          HOST: ${{ secrets.host }}
          DIST: ${{ secrets.dist }}
        run: rsync -avzO --no-perms -e "ssh -i $HOME/.ssh/key -o StrictHostKeyChecking=no" --delete * $USER@$HOST:$DIST