- uinput injection is now primary on X11 (XTest fallback)
- X11 XTest keycode offset +8 fixed for all send_keycode paths
- Window switch detection on every keystroke (no more gap > 100ms guard)
- Telex greyed out in tray with '(next version)' label
- Flatpak and AppImage removed; only .deb packaging
- All Cargo.toml versions bumped to 0.1.6
