feat: Add element count to eu list dto (#414)

#370 

Latest activities og progress er tatt i andre PRs

src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/Dialogs/Queries/Search/MappingProfile.cs

@@ -2,6 +2,7 @@
 using Digdir.Domain.Dialogporten.Domain.Dialogs.Entities;
 using Digdir.Domain.Dialogporten.Domain.Dialogs.Entities.Activities;
 using Digdir.Domain.Dialogporten.Domain.Dialogs.Entities.Content;
+using Digdir.Domain.Dialogporten.Domain.Dialogs.Entities.Elements;
 
 namespace Digdir.Domain.Dialogporten.Application.Features.V1.EndUser.Dialogs.Queries.Search;
 
@@ -11,6 +12,9 @@ public MappingProfile()
     {
         CreateMap<DialogEntity, SearchDialogDto>()
             .ForMember(dest => dest.LatestActivities, opt => opt.Ignore())
+            .ForMember(dest => dest.GuiAttachmentCount, opt =>
+                opt.MapFrom(src => src.Elements.Count(x => x.Urls
+                    .Any(url => url.ConsumerTypeId == DialogElementUrlConsumerType.Values.Gui))))
             .ForMember(dest => dest.Content, opt => opt.MapFrom(src => src.Content.Where(x => x.Type.OutputInList)))
             .ForMember(dest => dest.Status, opt => opt.MapFrom(src => src.StatusId));
 

src/Digdir.Domain.Dialogporten.Application/Features/V1/EndUser/Dialogs/Queries/Search/SearchDialogDto.cs

@@ -12,6 +12,7 @@ public sealed class SearchDialogDto
     public string ServiceResource { get; set; } = null!;
     public string Party { get; set; } = null!;
     public int? Progress { get; set; }
+    public int? GuiAttachmentCount { get; set; }
     public string? ExtendedStatus { get; set; }
     public DateTimeOffset CreatedAt { get; set; }
     public DateTimeOffset UpdatedAt { get; set; }
@@ -21,7 +22,6 @@ public sealed class SearchDialogDto
 
     public List<SearchDialogContentDto> Content { get; set; } = [];
     public List<SearchDialogDialogActivityDto> LatestActivities { get; set; } = [];
-
 }
 
 public sealed class SearchDialogContentDto