[Admin] Add new resource

[justinyoo]

AS an admin
I WANT to add a new resource or multiple resources
SO THAT I can allocate them to a specific event

[justinyoo]

• [Admin] Resource details entity #304
• [Backend API] Implement ITableEntity for events and resources #328
• [OpenAPI] Add endpoint for create new admin resource details #307
• [Backend API] Implement endpoint for new resource details #308
• [Admin] Component - New resource details - UI only #309
• [Admin] Component - new resource details - UI logic only #310