Update requirements.txt

requirements.txt

@@ -24,4 +24,16 @@ reportlab>=4.0.0
 # Optional: Development Tools
 black>=23.0.0  # Code formatting
 pytest>=7.0.0  # Testing
-pylint>=3.0.0  # Code analysis
+pylint>=3.0.0  # Code analysis
+
+gradio>=4.0.0
+pandas>=2.0.0
+google-generativeai>=0.3.0
+joblib>=1.3.0
+reportlab>=4.0.0
+plotly>=5.18.0
+python-dotenv>=1.0.0
+openpyxl>=3.1.0  # For Excel file support
+xgboost>=2.0.0  # For the freight prediction model
+numpy>=1.24.0
+scikit-learn>=1.3.0