fix(agent): scope subagent reply dedupe to origin message

Made-with: Cursor

tests/channels/test_channel_plugins.py

@@ -13,6 +13,8 @@ from nanobot.bus.queue import MessageBus
 from nanobot.channels.base import BaseChannel
 from nanobot.channels.manager import ChannelManager
 from nanobot.config.schema import ChannelsConfig
+from nanobot.providers.transcription import GroqTranscriptionProvider as _GroqProvider
+from nanobot.providers.transcription import OpenAITranscriptionProvider as _OpenAIProvider
 from nanobot.utils.restart import RestartNotice
 
 # ---------------------------------------------------------------------------
@@ -338,9 +340,6 @@ async def test_base_channel_passes_language_to_groq_transcription_provider():
 # Transcription provider HTTP tests
 # ---------------------------------------------------------------------------
 
-from nanobot.providers.transcription import GroqTranscriptionProvider as _GroqProvider
-from nanobot.providers.transcription import OpenAITranscriptionProvider as _OpenAIProvider
-
 
 class _StubResponse:
     def raise_for_status(self):
@@ -791,6 +790,50 @@ async def test_send_with_retry_skips_send_when_streamed():
     assert send_delta_called is False
 
 
+def test_outbound_duplicate_suppression_is_scoped_to_origin_message() -> None:
+    fake_config = SimpleNamespace(
+        channels=ChannelsConfig(send_max_retries=3),
+        providers=SimpleNamespace(groq=SimpleNamespace(api_key="")),
+    )
+
+    mgr = ChannelManager.__new__(ChannelManager)
+    mgr.config = fake_config
+    mgr.bus = MessageBus()
+    mgr.channels = {}
+    mgr._dispatch_task = None
+    mgr._origin_reply_fingerprints = {}
+
+    first = OutboundMessage(
+        channel="feishu",
+        chat_id="chat123",
+        content="Done",
+        metadata={"message_id": "msg-1"},
+    )
+    duplicate = OutboundMessage(
+        channel="feishu",
+        chat_id="chat123",
+        content="  Done  ",
+        metadata={"origin_message_id": "msg-1"},
+    )
+    separate_turn = OutboundMessage(
+        channel="feishu",
+        chat_id="chat123",
+        content="Done",
+        metadata={"message_id": "msg-2"},
+    )
+    new_origin_content = OutboundMessage(
+        channel="feishu",
+        chat_id="chat123",
+        content="Done with extra details",
+        metadata={"origin_message_id": "msg-1"},
+    )
+
+    assert mgr._should_suppress_outbound(first) is False
+    assert mgr._should_suppress_outbound(duplicate) is True
+    assert mgr._should_suppress_outbound(separate_turn) is False
+    assert mgr._should_suppress_outbound(new_origin_content) is False
+
+
 @pytest.mark.asyncio
 async def test_send_with_retry_propagates_cancelled_error():
     """_send_with_retry should re-raise CancelledError for graceful shutdown."""