Update requirements.txt

requirements.txt

@@ -1,19 +1,16 @@
-fastapi
-uvicorn
-httpx
-requests
-pydantic
-python-multipart
-pdfplumber
-PyMuPDF
-sentence-transformers
-faiss-cpu
-huggingface-hub
-python-dotenv
-google-genai
-rank-bm25
-regex
-python-docx
-langchain
-pinecone
+fastapi
+uvicorn
+httpx
+requests
+pydantic
+python-multipart
+pdfplumber
+PyMuPDF
+sentence-transformers
+python-dotenv
+google-genai
+regex
+python-docx
+langchain
+pinecone
 pinecone-text