- Copy your extension to
[web/]typo3conf/ext/
of your composer mode TYPO3 (or kickstart one with extension_builder). - Add autoload entry to your root composer.json (that one which requires "typo3/cms")
"autoload": {
"psr-4": {
"T3easy\\MyExt\\": "web/typo3conf/ext/my_ext/Classes/"
}
}
- Run
composer dump-autoload -a
to update the autoloader. https://getcomposer.org/doc/03-cli.md#dump-autoload - Install the extension with the
Extension Manager
/cli_dispatch.phpsh
/typo3_console