Show an active keybinding guide until disabled in Settings

docs/backlog.md

@@ -1,3 +1,3 @@
 # Backlog
 
-- [ ] Add a first-run keybinding guide modal showing important keybindings and their functions. Keep showing it until the user disables the guide in Settings.
+- [ ] Review the lock screen against swaylock for practical feature parity: dim and sleep after inactivity, and reduce the oversized password input. Keep the implementation simple.

docs/configuration.md

@@ -389,6 +389,7 @@ returns. Ferese does not change the system's suspend policy.
 
 | `status` key | Type | Default | Meaning |
 | --- | --- | --- | --- |
+| `keybinding-guide` | boolean | `true` | Show the active shortcut guide at login until disabled in Settings → Shortcuts. |
 | `window_title` | boolean | `true` | Focused window title in the bar center when space allows |
 | `battery_percentage` | boolean | `true` | Show percentage beside icon |
 | `low_battery_threshold` | integer 0–100 | `20` | Warning-color threshold |