Create executor.py

agents/executor.py

@@ -0,0 +1,6 @@
+from tools.code_runner import run_python_code
+
+def execute_step(step, memory):
+    if "implement" in step.lower():
+        return run_python_code(f"# Code attempt to {step}")
+    return f"Executed: {step} (simulated)"