Update requirements.txt

requirements.txt

@@ -1,4 +1,20 @@
-streamlit==1.18.1
-openai==0.27.0
-requests==2.31.0
-beautifulsoup4==4.12.2
+# Core dependencies
+streamlit==1.34.0
+beautifulsoup4==4.12.3
+requests==2.32.3
+python-dotenv==1.0.1
+lxml==5.2.2
+geopy==2.4.1
+pandas==2.2.2
+
+# API client (verify exact package with Deepseek docs)
+deepseek-api==0.2.1  # Example - confirm actual package name
+
+# Visualization extras
+folium==0.15.1
+plotly==5.20.0
+streamlit-folium==0.15.1
+
+# Development/testing
+pytest==8.2.0
+python-dotenv==1.0.1