Update requirements.txt

requirements.txt

@@ -15,4 +15,51 @@ wikipedia>=1.4.0
 tavily-python>=0.2.8
 beautifulsoup4>=4.12.0
 arxiv>=1.4.8
-google-search-results
+google-search-results
+# Core dependencies
+fastapi>=0.115.5
+langchain-core>=0.3.33
+langchain-community>=0.3.16
+langchain-anthropic>=0.3.0
+langchain-aws>=0.2.14
+langchain-chroma>=0.2.3
+langchain-google-genai>=2.0.11
+langchain-google-vertexai>=2.0.7
+langchain-groq>=0.2.1
+langchain-ollama>=0.2.3
+langchain-openai>=0.3.0
+langgraph>=0.3.5
+langgraph-supervisor>=0.0.8
+langsmith>=0.1.145
+pydantic>=2.10.1
+pydantic-settings>=2.6.1
+python-dotenv>=1.0.1
+uvicorn>=0.32.1
+streamlit>=1.40.1
+duckduckgo-search>=8.0.1
+
+# Web search
+httpx>=0.27.2
+
+# Math and data processing
+numpy>=1.26.4
+pandas>=2.2.3
+pyarrow>=18.1.0
+numexpr>=2.10.1
+
+# Storage and database
+langgraph-checkpoint-mongodb>=0.1.3
+langgraph-checkpoint-postgres>=2.0.13
+langgraph-checkpoint-sqlite>=2.0.1
+psycopg[binary,pool]>=3.2.4
+
+# Document processing
+pypdf>=5.3.0
+docx2txt>=0.8
+
+# Model related
+tiktoken>=0.8.0
+onnxruntime>=1.21.1
+
+# Weather API (optional)
+pyowm>=3.3.0