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

WotBlitzStatisticsPro.Logic/IWargamingSearch.cs

@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Collections.Generic;
+using System.Threading.Tasks;
 using WotBlitzStatisticsPro.Common.Model;
 using WotBlitzStatisticsPro.WgApiClient.Model;
 
@@ -6,12 +7,12 @@ namespace WotBlitzStatisticsPro.Logic
 {
     public interface IWargamingSearch
     {
-        Task<AccountsSearchResponse> FindAccounts(
+        Task<ICollection<AccountsSearchResponseItem>?> FindAccounts(
             string accountNick, 
             RealmType realmType,
             RequestLanguage language);
 
-        Task<ClanSearchResponse> FindClans(
+        Task<ICollection<ClanSearchResponseItem>?> FindClans(
             string searchString, 
             RealmType realmType,
             RequestLanguage language);