Update requirements.txt

requirements.txt

@@ -1,10 +1,23 @@
-flask==2.3.3
-pyodbc==4.0.39
-flask-cors==4.0.0
-python-dotenv==1.0.0
-pandas==2.0.3
-transformers==4.35.2
-sentence-transformers==2.2.2
-torch==2.1.1
-requests==2.31.0
-openpyxl==3.1.2
+# Core ML and NLP libraries
+torch>=1.9.0
+transformers>=4.20.0
+sentence-transformers>=2.2.0
+
+# Data processing
+pandas>=1.3.0
+numpy>=1.21.0
+
+# Gradio for web interface
+gradio>=4.0.0
+
+# HTTP requests
+requests>=2.25.0
+
+# Excel file handling
+openpyxl>=3.0.9
+
+# Text similarity
+difflib
+
+# Additional utilities
+io