Implement Leave Team and Join Team Functionality (Students)

[Luqman1008]

Description:

Develop the logic to allow students to leave their current team or join an existing team.

Key Elements:

1. Leave Team:

   • Add a "Leave Team" button that allows students to leave their current team.
   • Ensure proper removal of the student from the team in the database.
   • Redirect students to the team list with the "Create a New Team" button available after leaving.

2. Join Team:

   • Display a list of all available teams with "Join Team" buttons.
   • Upon clicking "Join Team", the student should be associated with that team in the database.

3. Controller Logic:

   • Implement actions in the controller to handle leaving a team and joining a team.
   • Add error handling for cases where a student tries to join a full or restricted team.

4. Routing:

   • Ensure routes are set up to handle leaving and joining teams: