public async System.Threading.Tasks.Task InvokeAsync(HttpContext context, IntegratedCourseSystemContext db)
        {
            db.Roles.Add(new Role {
                Name = "Andrew Klyachkin"
            });
            db.Classes.Add(new Class {
                Name = "A", InviteCode = "B", TeacherId = 42, MaxCapacity = 125
            });
            await db.SaveChangesAsync();

            db.ClassRoles.Add(new ClassRole {
                ClassId = 1, RoleId = 1
            });
            await db.SaveChangesAsync();
        }
 public SubjectQuestionnairesController(IntegratedCourseSystemContext context)
 {
     _context = context;
 }