fix(tui): wire Ctrl+L to Ink forceRedraw path

Expose a small forceRedraw API from @hermes/ink and use it for Ctrl/Cmd+L so the hotkey performs a real terminal clear + full repaint instead of a no-op state patch.

ui-tui/src/app/useInputHandlers.ts

@@ -1,4 +1,4 @@
-import { useInput } from '@hermes/ink'
+import { forceRedraw, useInput } from '@hermes/ink'
 import { useStore } from '@nanostores/react'
 import { useEffect, useRef } from 'react'
 
@@ -18,7 +18,7 @@ import type { InputHandlerContext, InputHandlerResult } from './interfaces.js'
 import { $isBlocked, $overlayState, patchOverlayState } from './overlayStore.js'
 import { turnController } from './turnController.js'
 import { patchTurnState } from './turnStore.js'
-import { getUiState, patchUiState } from './uiStore.js'
+import { getUiState } from './uiStore.js'
 
 const isCtrl = (key: { ctrl: boolean }, ch: string, target: string) => key.ctrl && ch.toLowerCase() === target
 
@@ -380,8 +380,8 @@ export function useInputHandlers(ctx: InputHandlerContext): InputHandlerResult {
 
     if (isAction(key, ch, 'l')) {
       clearSelection()
-
-      return patchUiState({})
+      forceRedraw(terminal.stdout ?? process.stdout)
+      return
     }
 
     if (isVoiceToggleKey(key, ch)) {