No RTL support and addition to admissible - Alert

RTL is able to support different languages on shadcn

<img width="737" height="324" alt="Image" src="https://github.com/user-attachments/assets/1ddf7894-a2c1-4e21-b1ef-fe873c8d6c74" />

shadcn doesn't have "Dismissible" alerts so that's an extra function

<img width="978" height="229" alt="Image" src="https://github.com/user-attachments/assets/f0181796-ed3d-4dce-9593-41a8fbbdfa7e" />