Event Door Manager Website

Build a responsive website (mobile first) that allows end users to purchase and access its event door manager, this door manager will allow users to scan event ticket's QR code and indicate if the ticket is valid for entry into the event. Also the door manager should be able to manage re-entry of patrons who left the event and are returning.The event managers ,user dashboard will have the feature to download a report showing all who attended the event and a means to view the event entry activity in real time.