v0.1.1: Desktop IPC & Tray Enhancements

Changes in v0.1.1

• Grant remote dsh origin IPC access to app commands in Tauri shell
• Harden desktop environment checks and screen capture utilities
• Add recent sessions tray menu to desktop app for rapid switching
• Full bilingual locale support (zh & en) with 100% key parity
• 26 tests passing, bundle integrity verified