Update requirements.txt

requirements.txt

@@ -1,5 +1,20 @@
+# Core dependencies
 gradio>=4.0.0
 pandas>=2.0.0
 numpy>=1.24.0
+
+# Visualization
 plotly>=5.18.0
-litellm>=1.0.0
+matplotlib>=3.7.0
+seaborn>=0.12.0
+
+# AI Integration
+litellm>=1.0.0
+
+# Data handling
+openpyxl>=3.1.0  # For Excel files
+python-dateutil>=2.8.2
+
+# Optional but recommended
+scikit-learn>=1.2.0  # For machine learning capabilities
+scipy>=1.10.0      # For statistical functions