public IActionResult ShowAllCreatedTrainingPlan()
{
var trainingPlans = _trainingPlanService.ReturnAllCreatedTrainingPlans(User.FindFirstValue(ClaimTypes.NameIdentifier));
var showAllCreatedTrainingPlanViewModel = new ShowAllCreatedTrainingPlanViewModel()
{
TrainingPlans = trainingPlans,
};
return(View(showAllCreatedTrainingPlanViewModel));
}