RegisterClassDialog component allows users to search and register for classes.
It fetches classes based on the search term, displays them in a collapsible format,
and allows users to register for a selected class.
It also shows the instructor's details and class description
RegisterClassDialog component allows users to search and register for classes. It fetches classes based on the search term, displays them in a collapsible format, and allows users to register for a selected class. It also shows the instructor's details and class description