Update README.md

README.md

@@ -1,75 +1,76 @@
 ---
 title: Turbo Air Equipment Viewer
 emoji: ❄️
-colorFrom: blue
-colorTo: green
-sdk: streamlit
-sdk_version: 1.45.1
-app_file: app.py
+colorFrom: green
+colorTo: blue
+sdk: docker
 pinned: false
 license: apache-2.0
-short_description: Professional Equipment Specification Database for Turbo Air
 ---
 
-# ❄️ Turbo Air Equipment Viewer
+# Turbo Air Equipment Viewer
 
-A professional equipment specification database viewer for Turbo Air refrigeration and food service equipment.
+Professional equipment specification database viewer for Turbo Air products.
 
 ## Features
 
-- 🔍 **Search & Browse**: Search through thousands of Turbo Air equipment models
-- 📊 **Technical Specifications**: View detailed electrical, physical, and performance specs
-- 📄 **PDF Spec Sheets**: Access original PDF documentation for each model
-- 📌 **Bookmarking**: Save and compare multiple models
-- 📥 **Export to CSV**: Export selected models with all specifications
-- 🌐 **Price Search**: Quick Google search integration for current pricing
-- 🎨 **Dark Theme**: Professional dark interface for comfortable viewing
-
-## How to Use
-
-1. **Search for a Model**: Use the dropdown to search or browse all available models
-2. **View Specifications**: Select a model to see complete technical details
-3. **Bookmark Models**: Click the bookmark button to save models for comparison
-4. **Export Data**: Export bookmarked models to CSV for offline analysis
-5. **View PDFs**: Click "View PDF" to see the original specification sheet
-6. **Search Prices**: Use the Google search button to find current pricing
-
-## Product Categories
-
-- Reach-In Refrigerators & Freezers
-- Glass Door Merchandisers
-- Open Display Cases
-- Undercounter Units
-- Prep Tables
-- M3 Series Equipment
-- Back Bar Coolers
-- Pizza Prep Tables
-- Sandwich/Salad Units
-- And more...
-
-## Database Information
-
-- **Total Models**: 2,000+ equipment models
-- **Database Size**: 279 MB
-- **Data Quality**: Extracted from official Turbo Air PDF specification sheets
-- **Specifications Include**: Voltage, amperage, phase, dimensions, capacity, refrigerant type, temperature range, and more
-
-## Technical Details
-
-Built with:
-- **Streamlit** for the web interface
-- **SQLite** for the specification database
-- **Pandas** for data processing
-- **Python** for backend logic
-
-## Data Sources
-
-All specifications are extracted from official Turbo Air PDF documentation to ensure accuracy and completeness.
-
-## Support
-
-For questions about specific equipment or pricing, please contact your local Turbo Air dealer or visit the official Turbo Air website.
-
----
-
-*This viewer is an independent tool and is not officially affiliated with Turbo Air.*
+- 🔍 **Smart Search**: Type model numbers to instantly find equipment
+- 📋 **Detailed Specs**: View comprehensive technical specifications
+- 📄 **PDF Viewer**: Access original specification sheets
+- 📌 **Bookmarking**: Create custom equipment lists
+- 📊 **Export Options**: Download data as CSV or PDF reports
+- 🖼️ **Product Images**: Visual previews extracted from PDFs
+- 🔗 **Price Search**: Quick Google search for current pricing
+
+## File Structure
+
+```
+/
+├── turbo_air_viewer.py    # Main Streamlit application
+├── turbo_air_db_online.sqlite    # Equipment database
+├── requirements.txt       # Python dependencies
+├── Dockerfile            # Docker configuration
+├── README.md            # This file
+├── .gitattributes       # Git LFS configuration
+└── pdfs/                # PDF specification sheets
+    ├── TSR-23SD.pdf
+    ├── TSF-49SD.pdf
+    └── ...
+```
+
+## Database Schema
+
+The SQLite database contains equipment specifications with the following key fields:
+- Model numbers and variations
+- Dimensions (inches and millimeters)
+- Electrical specifications (voltage, amperage, phase)
+- Refrigeration details
+- Capacity
+- Refrigerant type
+- Compressor specifications
+
+## Usage
+
+1. **Search for Models**: Use the dropdown to select or type a model number
+2. **View Specifications**: See detailed technical specs and features
+3. **Access PDFs**: Click "View PDF" to see the original specification sheet
+4. **Bookmark Models**: Save models to your selection list
+5. **Export Data**: Download your selections as CSV or PDF reports
+
+## Technical Stack
+
+- **Frontend**: Streamlit with custom dark theme
+- **Database**: SQLite for fast local queries
+- **PDF Processing**: PyMuPDF for document handling
+- **Reporting**: ReportLab for PDF generation
+- **Image Processing**: Pillow for thumbnail extraction
+
+## Notes
+
+- All PDFs should be placed in the `pdfs/` directory
+- The database file `turbo_air_db_online.sqlite` must be in the root directory
+- Product images are extracted from PDFs on-demand and cached
+
+## License
+
+Apache 2.0 License