chore: added pre-commit-hooks and ruff formatting for commit-hooks

examples/lightrag_bedrock_demo.py

@@ -20,13 +20,11 @@ rag = LightRAG(
     llm_model_func=bedrock_complete,
     llm_model_name="Anthropic Claude 3 Haiku // Amazon Bedrock",
     embedding_func=EmbeddingFunc(
-        embedding_dim=1024,
-        max_token_size=8192,
-        func=bedrock_embedding
-    )
+        embedding_dim=1024, max_token_size=8192, func=bedrock_embedding
+    ),
 )
 
-with open("./book.txt", 'r', encoding='utf-8') as f:
+with open("./book.txt", "r", encoding="utf-8") as f:
     rag.insert(f.read())
 
 for mode in ["naive", "local", "global", "hybrid"]:
@@ -34,8 +32,5 @@ for mode in ["naive", "local", "global", "hybrid"]:
     print(f"| {mode.capitalize()} |")
     print("+-" + "-" * len(mode) + "-+\n")
     print(
-        rag.query(
-            "What are the top themes in this story?",
-            param=QueryParam(mode=mode)
-        )
+        rag.query("What are the top themes in this story?", param=QueryParam(mode=mode))
     )