The ESLint core traversal currently relies on an event‑emitter pattern to dispatch AST node enter/exit…

The ESLint core traversal currently relies on an event‑emitter pattern to dispatch AST node enter/exit…: a task in LegoFlow-SWE (Harbor dataset). The immediate goal is to replace the internal event‑emitter with a more direct, callable visitor model, keeping the codebase ready for future async rule…