Phase F F4: bounce machinery deleted — strand pin holds through the removal

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Td4ujboGuAw26jvbDQzehj

wasm/bindings/gerbview_embind.cpp

@@ -24,7 +24,6 @@
 #include <vector>
 #include <wx/app.h>
 #include <wx/string.h>
-#include "main_stack_runner.h"
 #include "open_gate.h"
 
 using namespace emscripten;