SchoolContext.cs

[ApiController]
public class StudentController : ControllerBase
{
    private readonly SchoolContext _context;

    public StudentController(SchoolContext context,)
    {
        _context = context;
    }

    [HttpGet("{id}")]
    public StudentDto Get(long id)
    {
       student student = _context.student.find(id);
        return new StudentDto
       {
              StudentId = student.Id,
              Name = student.Name,
              Email = student.Email
       }
    }
}