feat: introduced caching in the server + Added serilog

WotBlitzStatisticsPro.Logic/Model/TanksDataCache.cs

@@ -0,0 +1,18 @@
+using System.Collections.Generic;
+using WotBlitzStatisticsPro.DataAccess.Model.Accounts;
+
+namespace WotBlitzStatisticsPro.Logic.Model
+{
+    public class TanksDataCache
+    {
+        public TanksDataCache(List<TankInfo> tankInfo, Dictionary<long, TankInfoHistory> tankInfoHistory)
+        {
+            TankInfo = tankInfo;
+            TankInfoHistory = tankInfoHistory;
+        }
+
+        public List<TankInfo> TankInfo { get; }
+
+        public Dictionary<long, TankInfoHistory> TankInfoHistory { get; }
+    }
+}