fix(conductor): Always recompute ready_tasks each tick to fix stale cache bug

src/multi_agent_conductor.py

@@ -228,10 +228,8 @@ class ConductorEngine:
    if max_ticks is not None and tick_count >= max_ticks:
     break
    tick_count += 1
-   # 1. Identify ready tasks
-   if self._dirty:
-    self._ready_tasks = self.engine.tick()
-    self._dirty = False
+   # 1. Identify ready tasks - always recompute to ensure fresh state
+   self._ready_tasks = self.engine.tick()
    ready_tasks = self._ready_tasks
 
    # 2. Check for completion or blockage