- Add Visual Stats tab with two interactive graphs
- Amounts graph: uploads, downloads, errors, new users over time
- Ratios graph: speeds and error rates with dynamic y-axes
- Interactive hover tooltips showing date and exact values
- Checkboxes to toggle metrics on/off
- Automatic y-axis adjustment when metrics are disabled
- Clean, modern graph styling with proper date formatting
- Support for all existing time period filters
- Remove all CLI/TUI functionality and command line arguments
- Update README to reflect GUI-only nature
- Simplify main() function to launch GUI directly
- Remove unused imports and display_stats function
- Replace spinbox with dropdown for time periods (All time, Last month, Last year)
- Add backwards compatibility for both old and new database formats
- Detect database schema automatically and use appropriate queries
- Fix compatibility with newer transfers.db format (StateDescription vs State)
Alec