class RefactorEngine:
    def optimize(self, code_content):
        """Scans for and optimizes code smells."""
        # Simple heuristic: If multiple 'pass' statements exist in a class, refactor
        if "class Engine: pass" in code_content:
            print("[*] REFACTOR: Bloat detected. Consolidating class structure...")
            return code_content.replace("class Engine: pass", "class Engine:\n    def execute(self): return True")
        return code_content