Add project files (part 1/2)

Co-Authored-By: Claude Sonnet 5 <[email protected]>

src/logic/utility/ping_fix.h

@@ -0,0 +1,6 @@
+// Ping Fix — Shows your real ping while using lag mods.
+// category: utility   descriptor: 0x2f0dd0   settings block: none
+// implementation: src/logic/utility/ping_fix.cpp
+// no GUI callback: this module is engine-side and has no settings pane.
+#pragma once
+#include "slinky/api.h"