This update improves notification reliability and keyboard input handling.

  - Fixed issues where tapping a notification could open the wrong pane
  - Improved notification routing when launching the app from a notification
  - Better keyboard modifier key support
  - Clearer notification context with improved tmux window labeling

- Tapping a push notification now opens the correct tmux pane
  - Pair multiple servers — each with its own encrypted notification channel
  - Improved pairing flow with connection picker

Improved pane resizing and split-pane stability, smoother terminal scrolling and history browsing, and a few fixes for rendering and notifications.