Update requirements.txt

requirements.txt

@@ -1,8 +1,18 @@
-gradio>=4.0.0
-requests>=2.31.0
-pandas>=2.0.0
-sympy>=1.12
-duckduckgo-search>=4.0.0
-langgraph>=0.2.0
-langchain-core>=0.3.0
-typing-extensions>=4.5.0
+gradio[oauth]
+requests
+langchain
+langchain-community
+langchain-core
+langchain-google-genai
+langchain-huggingface
+langchain-groq
+langchain-tavily
+langchain-chroma
+langgraph
+huggingface_hub
+supabase
+arxiv
+pymupdf
+wikipedia
+pgvector
+python-dotenv