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/packages/hermes-ink/index.d.ts

@@ -30,7 +30,7 @@ export { useTerminalFocus } from './src/ink/hooks/use-terminal-focus.ts'
 export { useTerminalTitle } from './src/ink/hooks/use-terminal-title.ts'
 export { useTerminalViewport } from './src/ink/hooks/use-terminal-viewport.ts'
 export { default as measureElement } from './src/ink/measure-element.ts'
-export { createRoot, default as render, renderSync } from './src/ink/root.ts'
+export { createRoot, default as render, forceRedraw, renderSync } from './src/ink/root.ts'
 export type { Instance, RenderOptions, Root } from './src/ink/root.ts'
 export { stringWidth } from './src/ink/stringWidth.ts'
 export { default as TextInput, UncontrolledTextInput } from 'ink-text-input'

ui-tui/packages/hermes-ink/src/entry-exports.ts

@@ -23,7 +23,7 @@ export { useTerminalTitle } from './ink/hooks/use-terminal-title.js'
 export { useTerminalViewport } from './ink/hooks/use-terminal-viewport.js'
 export { default as measureElement } from './ink/measure-element.js'
 export { scrollFastPathStats, type ScrollFastPathStats } from './ink/render-node-to-output.js'
-export { createRoot, default as render, renderSync } from './ink/root.js'
+export { createRoot, default as render, forceRedraw, renderSync } from './ink/root.js'
 export { stringWidth } from './ink/stringWidth.js'
 export { isXtermJs } from './ink/terminal.js'
 export { default as TextInput, UncontrolledTextInput } from 'ink-text-input'

ui-tui/packages/hermes-ink/src/ink/root.ts

@@ -73,6 +73,16 @@ export type Root = {
   waitUntilExit: () => Promise<void>
 }
 
+export const forceRedraw = (stdout: NodeJS.WriteStream = process.stdout): boolean => {
+  const instance = instances.get(stdout)
+  if (!instance) {
+    return false
+  }
+
+  instance.forceRedraw()
+  return true
+}
+
 /**
  * Mount a component and render the output.
  */

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)) {