Update requirements.txt

requirements.txt

@@ -1,9 +1,11 @@
-fastapi==0.116.1
-langchain==0.3.27
-langchain_community==0.3.27
-langchain_core==0.3.72
-langchain_google_genai==2.1.8
-langchain_huggingface==0.3.1
-langchain_text_splitters==0.3.9
-pydantic==2.11.7
-uvicorn==0.35.0
+fastapi==0.116.1 
+langchain==0.3.27 
+langchain_community==0.3.27 
+langchain_core==0.3.72 
+langchain_google_genai==2.1.8 
+langchain_huggingface==0.3.1 
+langchain_text_splitters==0.3.9 
+pydantic==2.11.7 
+uvicorn==0.35.0 
+python-multipart==0.0.12 
+sentence-transformers==3.2.1