- Add custom keyboard event handler for macOS Option key combinations
- Enable Option+7 to input pipe symbol (|) in Safari and Firefox
- Support additional special characters: @, €, [, ], commonly used on macOS
- Use both e.key and e.code for robust keyboard layout compatibility
- Only activate on macOS platform to avoid affecting other systems
- Maintain xterm.js native handling as primary with custom handler as fallback
Resolves GitHub Issue #41 where users couldn't type pipe symbol with Option+7 on Mac.