chore: ruff lint 修复 + 第一优先级全部完成

tests/test_embedder.py

@@ -3,8 +3,12 @@ import pytest
 
 from src.core.config import EmbedConfig
 from src.core.embedder import (
-    LocalEmbedder, OpenAIEmbedder, DashscopeEmbedder,
-    create_embedder, batch_embed, SUPPORTED_PROVIDERS,
+    SUPPORTED_PROVIDERS,
+    DashscopeEmbedder,
+    LocalEmbedder,
+    OpenAIEmbedder,
+    batch_embed,
+    create_embedder,
 )