fix: auto-fix ruff linting errors and remove unsupported upload-artifact

handler_base/clients/__init__.py

@@ -1,12 +1,13 @@
 """
 Service client wrappers for AI/ML backends.
 """
+
 from handler_base.clients.embeddings import EmbeddingsClient
-from handler_base.clients.reranker import RerankerClient
 from handler_base.clients.llm import LLMClient
-from handler_base.clients.tts import TTSClient
-from handler_base.clients.stt import STTClient
 from handler_base.clients.milvus import MilvusClient
+from handler_base.clients.reranker import RerankerClient
+from handler_base.clients.stt import STTClient
+from handler_base.clients.tts import TTSClient
 
 __all__ = [
     "EmbeddingsClient",