Add funding rate watcher (#2)

* Add FundingRate interfaces and worker

* Add build on PR

* Remove zip

* Specify the solution path

* Add build for worker too

* Set up StatisticService.cs for funding rate

* Add Fundingrate alerts

* Send alert when big funding rate change + add SlashCommands.cs for fundingrate

* Remove fixtures

* Refact names

* Renames

src/Managing.Domain/Statistics/FundingRate.cs

@@ -0,0 +1,13 @@
+using Managing.Common;
+
+namespace Managing.Domain.Statistics;
+
+public class FundingRate
+{
+    public Enums.Ticker Ticker { get; set; }
+    public Enums.TradingExchanges Exchange { get; set; }
+    public decimal Rate { get; set; }
+    public decimal OpenInterest { get; set; }
+    public DateTime Date { get; set; }
+    public Enums.TradeDirection Direction { get; set; }
+}