- Enhanced module-level documentation in mod.rs - Added comprehensive documentation to debug.rs - Fixed unused imports in try_catch.rs - Documented modularization history and architecture - All visibility modifiers verified as correct - Smoke tests pass (26/27, 1 unrelated timeout)
- Created control_flow/ subdirectory - Moved trace_varmap() to debug.rs - All control flow logic now in control_flow/mod.rs - Zero breaking changes, all functionality preserved - Tests pass (binary execution verified)
