async fn put_schedule(
plan_id: Path<Uuid>,
payload: Json<SaveCourseDesignerScheduleRequest>,
pool: Data<PgPool>,
user: AuthUser,
) -> ControllerResult<Json<CourseDesignerPlanDetails>>async fn put_schedule(
plan_id: Path<Uuid>,
payload: Json<SaveCourseDesignerScheduleRequest>,
pool: Data<PgPool>,
user: AuthUser,
) -> ControllerResult<Json<CourseDesignerPlanDetails>>