[Download]: Add flag to disable web server

src/Components/Modules/Download.cpp

@@ -653,6 +653,8 @@ namespace Components
 		AssertSize(Game::TraceThreadInfo, 0x8);
 
 		if (Dedicated::IsEnabled())
+		{
+			if (!Flags::HasFlag("disable-mongoose"))
 			{
 				mg_mgr_init(&Mgr);
 
@@ -678,6 +680,7 @@ namespace Components
 					}
 				});
 			}
+		}
 		else
 		{
 			Scheduler::Once([]