LanMountainDesktop/.trae/specs/launcher-upgrade/tasks.md

Launcher Upgrade Tasks

• Convert LanMountainDesktop.Launcher to Avalonia launcher entry.
• Add OOBE window with first-run marker handling.
• Add splash window for every startup.
• Implement unified command parsing with default launch.
• Keep legacy plugin install args compatibility.
• Add plugin pending upgrade queue processing.
• Implement incremental update apply with signed file map.
• Implement snapshot-based rollback and manual rollback command.
• Add update check/download/apply/rollback CLI commands.
• Add launcher spec files under .trae/specs/launcher-upgrade/.