fix: r-18 tag in some pages

Pixiview/Illust/IllustCollectionPage.cs

@@ -618,6 +618,7 @@ namespace Pixiview.Illust
             {
                 now = new IllustCollection(now.Concat(collection));
             }
+            IllustCollection = now;
             return now;
         }
 
@@ -764,6 +765,8 @@ namespace Pixiview.Illust
         [JsonProperty]
         public bool IsRestrict { get; set; }
         [JsonProperty]
+        public string[] Tags { get; set; }
+        [JsonProperty]
         public string ProfileUrl { get; set; }
         [JsonProperty]
         public string UserId { get; set; }