no-framework-tutorial/implementation/02-composer/composer.json

{
    "name": "lubian/no-framework",
    "require": {
        "php": "^8.1"
    },
    "autoload": {
        "psr-4": {
            "Lubian\\NoFramework\\": "src/"
        }
    },
    "authors": [
        {
            "name": "lubian",
            "email": "test@example.com"
        }
    ]
}