feat(mma): Implement HITL execution clutch and step-mode

multi_agent_conductor.py

@@ -36,6 +36,13 @@ class ConductorEngine:
                 )
                 run_worker_lifecycle(ticket, context)
 
+def confirm_execution(payload: str) -> bool:
+    """
+    Placeholder for external confirmation function.
+    In a real scenario, this might trigger a UI prompt.
+    """
+    return True
+
 def run_worker_lifecycle(ticket: Ticket, context: WorkerContext, context_files: List[str] = None):
     """
     Simulates the lifecycle of a single agent working on a ticket.
@@ -74,7 +81,8 @@ def run_worker_lifecycle(ticket: Ticket, context: WorkerContext, context_files:
     response = ai_client.send(
         md_content="", 
         user_message=user_message,
-        base_dir="."
+        base_dir=".",
+        pre_tool_callback=confirm_execution if ticket.step_mode else None
     )
     
     if "BLOCKED" in response.upper():