Add validation for Kudai strategy staking requirements in StartCopyTradingCommandHandler. Implemented methods in IEvmManager to retrieve staked KUDAI balance and GBC NFT count. Enhanced error handling for staking checks.

src/Managing.Infrastructure.Web3/Contracts/KudaiStakingContracts.cs

@@ -0,0 +1,29 @@
+using System.Numerics;
+using Nethereum.ABI.FunctionEncoding.Attributes;
+using Nethereum.Contracts;
+
+namespace Managing.Infrastructure.Evm.Contracts;
+
+public class TokenStakesFunction : FunctionMessage
+{
+    [Parameter("address", "_user", 1)]
+    public string User { get; set; }
+}
+
+public class TokenStakesOutputDTO : FunctionOutputDTO
+{
+    [Parameter("uint256", "", 1)]
+    public BigInteger ReturnValue1 { get; set; }
+}
+
+public class GetUserStakedNftsFunction : FunctionMessage
+{
+    [Parameter("address", "_user", 1)]
+    public string User { get; set; }
+}
+
+public class GetUserStakedNftsOutputDTO : FunctionOutputDTO
+{
+    [Parameter("uint256[]", "", 1)]
+    public List<BigInteger> ReturnValue1 { get; set; }
+}