GuestLog - StayEntry - Initial Implementation

- Added new entity "StayEntry" to log stays of guests.
- Added pages for StayEntry management (List and creation).
- New DataList for PaymentMethods.
- Other general changes and improvements.

src/Somnia.GuestLog/Program.cs

@@ -35,9 +35,11 @@ builder.Services.AddHttpClient();
 // Add Validation Services
 builder.Services.AddSingleton<IValidator<GuestDocumentDTO>, GuestDocumentDTOValidator>();
 builder.Services.AddSingleton<IValidator<GuestDocIdDTO>, GuestDocIdDTOValidator>();
+builder.Services.AddSingleton<IValidator<StayEntryDTO>, StayEntryDTOValidator>();
 
 // Add Services
 builder.Services.AddSingleton<IGuestDocumentService, GuestDocumentService>();
+builder.Services.AddSingleton<IStayEntryService, StayEntryService>();
 builder.Services.AddSingleton<IDataListService, StaticDataListService>();
 
 // Add Factories (and it's services)