* remove email out of register service
* Update auth service, move JWT handling out of controller
* add docker config for service auth test
* Update mock email system
* Format: ./src/Core/Service
* Refactor authentication payloads and services for registration and login processes
* Format: src/Core/API, src/Core/Service
* Add email functionality
* Add email template project and rendering service
* Update email template dir structure
* Add email header and footer components for user registration template
* update example env
* Refactor email templates namespace and components
* Format email dir