plugin-test

@myadmin-plugins

Writes PHPUnit 9.x tests in `tests/PluginTest.php` following the existing test class structure under namespace `Detain\MyAdminNovnc\Tests`. Use when user says 'add test', 'write test', 'test the plugin', or adds new methods to `src/Plugin.php`. Do NOT use for integration tests or tests outside the `tests/` directory.