[#30] Client: Add object model for Rules

Signed-off-by: Pavel Gross <p.gross@yadro.com>

src/FrostFS.SDK.Client/Mappers/Status.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Linq;
 
 namespace FrostFS.SDK.Client.Mappers.GRPC;
 
@@ -13,6 +14,9 @@ public static class StatusMapper
 
         return codeName is null
             ? throw new ArgumentException($"Unknown StatusCode. Value: '{status.Code}'.")
-            : new FrostFsResponseStatus((FrostFsStatusCode)status.Code, status.Message);
+            : new FrostFsResponseStatus(
+                (FrostFsStatusCode)status.Code,
+                status.Message,
+                string.Join(", ", status.Details.Select(d => System.Text.Encoding.UTF8.GetString([.. d.Value]))));
     }
 }