优化情报分栏和日报展示

tests/test_github_client.py

@@ -19,6 +19,7 @@ def test_github_client_maps_repository_to_signal() -> None:
     )
 
     assert signal.topic == "GitHub 热门项目"
+    assert signal.source_type == "github"
     assert signal.source_name == "GitHub"
     assert signal.source_url == "https://github.com/example/agent-kit"
     assert "2400 stars" in signal.summary