Update requirements.txt

requirements.txt

@@ -3,9 +3,12 @@ streamlit==1.28.0
 torch==2.0.1
 transformers==4.35.0
 Pillow==10.0.1
-langchain==0.0.335
-faiss-cpu==1.7.4
-sentence-transformers==2.2.2
-opencv-python-headless==4.8.0.74
-numpy==1.24.3
-pandas==2.0.3
+huggingface-hub>=0.19.0
+protobuf>=3.20.0
+langchain>=0.0.350
+faiss-cpu>=1.7.4
+sentence-transformers>=2.2.2
+chromadb>=0.4.18
+python-dotenv>=1.0.0
+numpy>=1.21.0
+tqdm>=4.65.0