fix: record message confirmations in context

backend/services/workflow/realtime.py

@@ -22,6 +22,7 @@ from services.message_stage import (
     MessageDisplaySpec,
     MessageStageRunner,
     MessageStageSpec,
+    confirmation_context_message,
 )
 from services.pipecat.call_lifecycle import playback_marker_for
 from services.pipecat.realtime_tools import RealtimeTool, RealtimeToolResult
@@ -893,7 +894,17 @@ class WorkflowRealtimeController:
                 node_id=node_id,
                 code="workflow_message_error",
             )
-        return result.succeeded
+            return False
+        context_message = confirmation_context_message(
+            result,
+            source=f"workflow-message:{node_id}",
+        )
+        if context_message is not None:
+            await self._runtime.realtime.send_text(
+                context_message["content"],
+                run_immediately=False,
+            )
+        return True
 
     async def _enter_action(self, node_id: str) -> bool:
         self._state.enter(node_id, WorkflowStatus.RUNNING_ACTION)