Menu-bar agent that, on a Screen Sharing connection, covers the host
displays and blocks physical keyboard/mouse from the apps while remote
input passes through, then locks the Mac on idle or disconnect.
- netstat-based session detection (debounced)
- CGEventTap input filter (block physical sourceStateID==1, pass remote)
- .none/.readOnly cover windows with on-curtain password box
- SACLockScreenImmediate lock + IOKit display-sleep assertion
- root helper (NOPASSWD) to disconnect the Screen Sharing session
- install/uninstall scripts, app bundle, login agent, CI