File: composer.json

{
    "require-dev": {
        "phpunit/phpunit": "^9.5"
    },
    "autoload": {
        "psr-4": {
                "Taschenrechner\\": "public/"
            }
    },
    "repositories":
      [
        {
          "type": "composer",
          "url": "https:\/\/www.phpclasses.org\/"
        }
      ]
}