Fixed Indexer SwaggerUI, Added worker & call management endpoints to Indexer, restructuring to improve project separation

src/Server/Searchdomain.cs

@@ -17,11 +17,10 @@ using Mysqlx.Resultset;
 using System.Collections.Immutable;
 using System.Text.Json;
 using System.Numerics.Tensors;
-using Server;
 using System.Security.Cryptography;
 using System.Text;
 using System.Collections.Concurrent;
-using server;
+using Server.Helper;
 
 namespace Server;