composer.json

{
  "require": {
    "phpoffice/phpspreadsheet": "^1.3",
    "ext-json": "*",
    "typo3/cms-core": "^8.7"
  },
  "require-dev": {
    "phpunit/phpunit": "^6.5"
  },
  "autoload": {
    "psr-4": {
      "qfq\\": ["qfq/",
        "Source/api/",
        "Source/external/",
        "Source/core/",
        "Source/core/database/",
        "Source/core/exceptions/",
        "Source/core/form/",
        "Source/core/helper/",
        "Source/core/report/",
        "Source/core/store/",
        "Source/core/typo3/"]
    }
  }
}