Update requirements.txt

requirements.txt

@@ -1,5 +1,4 @@
-fastapi==0.78.0
-uvicorn==0.18.2
+streamlit==1.15.0
 langchain==0.2.1
 langchain-community==0.2.1
 langchain-core==0.2.1
@@ -9,13 +8,11 @@ faiss-cpu==1.7.2
 huggingface-hub==0.23.1
 transformers==4.18.0
 PyMuPDF==1.24.4
-PyMuPDFb==1.24.3
+PyPDF2==3.0.1
 python-docx==0.8.11
 sentence-transformers==2.2.2
 python-dotenv==1.0.1
-gradio==3.40.1
-httpx==0.23.3
-httpcore==0.15.0
+