Implement identity verification feature with image upload and token management

FoodsharingSiegen.Server/Dialogs/ViewImagesDialog.razor.cs

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+using Blazorise;
+using FoodsharingSiegen.Contracts.Entity;
+using FoodsharingSiegen.Server.BaseClasses;
+using FoodsharingSiegen.Server.Data.Service;
+using Microsoft.AspNetCore.Components;
+
+namespace FoodsharingSiegen.Server.Dialogs
+{
+    public partial class ViewImagesDialog : FsBase
+    {
+        [Inject]
+        public ProspectService ProspectService { get; set; } = null!;
+
+        [Parameter]
+        public Prospect? Prospect { get; set; }
+
+        private bool _isLoading = true;
+        private List<string> _images = new();
+        private int? SelectedImageIndex { get; set; }
+
+        protected override async Task OnInitializedAsync()
+        {
+            if (Prospect != null)
+            {
+                var result = await ProspectService.GetVerificationImagesAsync(Prospect.Id);
+                if (result.Success && result.Data != null)
+                {
+                    foreach (var image in result.Data)
+                    {
+                        var base64 = Convert.ToBase64String(image.ImageData);
+                        var imgSrc = $"data:{image.ContentType};base64,{base64}";
+                        _images.Add(imgSrc);
+                    }
+                }
+            }
+            _isLoading = false;
+        }
+
+        public static async Task ShowAsync(IModalService modalService, Prospect prospect)
+        {
+            var title = $"Bilder für {prospect.Name}";
+            var action = new Action<ModalProviderParameterBuilder<ViewImagesDialog>>(b =>
+            {
+                b.Add(nameof(Prospect), prospect);
+            });
+
+            await modalService.Show(title, action, new ModalInstanceOptions { Size = ModalSize.ExtraLarge });
+        }
+    }
+}