feat(trace):Add run_name to the trace info for system agents. (#2492)

* feat(trace): Add `run_name` to the trace info for suggestions and memory.

before(in langsmith):
CodexChatModel
CodexChatModel
lead_agent
after:
suggest_agent
memory_agent
lead_agent

feat(trace): Add `run_name` to the trace info for suggestions and memory.

before(in langsmith):
CodexChatModel
CodexChatModel
lead_agent
after:
suggest_agent
memory_agent
lead_agent

* feat(trace): Add `run_name` to the trace info for system agents.

before(in langsmith):
CodexChatModel
CodexChatModel
CodexChatModel
CodexChatModel
lead_agent
after:
suggest_agent
title_agent
security_agent
memory_agent
lead_agent

* chore(code format):code format

---------

Co-authored-by: Willem Jiang <willem.jiang@gmail.com>

backend/tests/test_security_scanner.py

@@ -5,6 +5,27 @@ import pytest
 from deerflow.skills.security_scanner import scan_skill_content
 
 
+@pytest.mark.anyio
+async def test_scan_skill_content_passes_run_name_to_model(monkeypatch):
+    config = SimpleNamespace(skill_evolution=SimpleNamespace(moderation_model_name=None))
+    fake_response = SimpleNamespace(content='{"decision":"allow","reason":"ok"}')
+
+    class FakeModel:
+        async def ainvoke(self, *args, **kwargs):
+            self.args = args
+            self.kwargs = kwargs
+            return fake_response
+
+    model = FakeModel()
+    monkeypatch.setattr("deerflow.skills.security_scanner.get_app_config", lambda: config)
+    monkeypatch.setattr("deerflow.skills.security_scanner.create_chat_model", lambda **kwargs: model)
+
+    result = await scan_skill_content("---\nname: demo-skill\ndescription: demo\n---\n", executable=False)
+
+    assert result.decision == "allow"
+    assert model.kwargs["config"] == {"run_name": "security_agent"}
+
+
 @pytest.mark.anyio
 async def test_scan_skill_content_blocks_when_model_unavailable(monkeypatch):
     config = SimpleNamespace(skill_evolution=SimpleNamespace(moderation_model_name=None))