Feat: Restuctured GraphQL Queries and added Backend call service into client. And regerated GraphQL client classes

WotBlitzStatisticsPro.Blazor/Services/IGraphQlBackendService.cs

@@ -0,0 +1,19 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using WotBlitzStatisticsPro.Blazor.GraphQl;
+
+namespace WotBlitzStatisticsPro.Blazor.Services
+{
+    public interface IGraphQlBackendService
+    {
+        Task<IReadOnlyList<IFindPlayers_Players>?> FindPlayers(
+            string accountNick, 
+            RealmType realmType,
+            RequestLanguage language);
+
+        Task<IReadOnlyList<IFindClans_Clans>?> FindClans(
+            string clanNameOrTag, 
+            RealmType realmType,
+            RequestLanguage language);
+    }
+}