laravel-crm 是做什么的？
Use when creating a new Krayin CRM package or module, extending CRM functionality via a package, or adding custom business logic without modifying core files. Also use for any translation work — adding or moving lang files, adding a locale, or deciding whether a package gets its own Resources/lang directory — and whenever a fix or feature needs a CHANGELOG.md entry. Covers Laravel package structure, service providers, migrations, models, repositories, routes, controllers, views, localization,...