- Removed 'Entry!!!:' debugging leftover from main.js
- Replaced all console.log/warn/error with logger methods
- Preserved console.time/timeEnd for performance measurements
- Updated browserWindows.js and webContents.js to use logger
- Changed debug traces to DEBUG level (won't show in production)
- Changed info messages to INFO level (show in development)
- All errors use ERROR level (always shown)
Socket.IO connection messages now respect log levels based on environment.