1. Copy the contents of .env.changeMe to .env and fill in the values.

2. Building the Docker image:
   docker compose up -d --build
   or running the Docker image:
   docker compose up -d

3. Möglicherweise einmal
   chown -R www-data:www-data /var/www/app

4. Außerdem php bin/console doctrine:schema:update --force

5. composer install

6. yarn install
   sudo docker compose run --rm node-service yarn install

7. Enjoy!