refactor(trigger): share automation turn delivery

tests/command/test_trigger_command.py

@@ -8,6 +8,7 @@ import pytest
 from nanobot.bus.events import InboundMessage
 from nanobot.command.builtin import build_help_text, register_builtin_commands
 from nanobot.command.router import CommandContext, CommandRouter
+from nanobot.session.keys import UNIFIED_SESSION_KEY
 from nanobot.triggers.local_store import LocalTriggerStore
 
 
@@ -45,6 +46,37 @@ async def test_trigger_command_creates_session_bound_local_trigger(tmp_path: Pat
     assert f"nanobot trigger {trigger.id} \"message\"" in response.content
 
 
+@pytest.mark.asyncio
+async def test_trigger_command_binds_inbound_session_when_unified_session_is_active(
+    tmp_path: Path,
+) -> None:
+    router = CommandRouter()
+    register_builtin_commands(router)
+    store = LocalTriggerStore(tmp_path)
+    loop = SimpleNamespace(workspace=tmp_path, local_trigger_store=store)
+    msg = InboundMessage(
+        channel="websocket",
+        sender_id="user",
+        chat_id="chat-1",
+        content="/trigger PR review",
+        session_key_override="websocket:chat-1:thread-a",
+    )
+    ctx = CommandContext(
+        msg=msg,
+        session=None,
+        key=UNIFIED_SESSION_KEY,
+        raw="/trigger PR review",
+        loop=loop,
+    )
+
+    response = await router.dispatch(ctx)
+
+    assert response is not None
+    trigger = store.list_for_session("websocket:chat-1:thread-a")[0]
+    assert trigger.session_key == "websocket:chat-1:thread-a"
+    assert store.list_for_session(UNIFIED_SESSION_KEY) == []
+
+
 @pytest.mark.asyncio
 async def test_trigger_command_without_name_returns_usage_only(tmp_path: Path) -> None:
     router = CommandRouter()