feat: allow clicking keyboard hints throughout (#266)

* allow clicking keyboard hints

* Update js/desktop/src/components/key-hint.tsx

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

* nits

---------

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

js/desktop/src/components/video-audio-toggle.tsx

@@ -1,4 +1,5 @@
 import { Video, Mic } from 'lucide-react';
+import { KeyHint } from '@/components/key-hint';
 import { useMediaSettingsStore } from '@/stores/media-settings-store';
 
 export function VideoAudioToggle() {
@@ -6,8 +7,8 @@ export function VideoAudioToggle() {
   const setRecordingMode = useMediaSettingsStore((s) => s.setRecordingMode);
 
   return (
-    <span
-      role="button"
+    <KeyHint
+      keys="V"
       onClick={() =>
         setRecordingMode(recordingMode === 'video' ? 'audio' : 'video')
       }
@@ -16,11 +17,7 @@ export function VideoAudioToggle() {
           ? 'Switch to audio-only (V)'
           : 'Switch to video (V)'
       }
-      className="cursor-pointer transition-colors hover:text-white/80"
     >
-      <kbd className="rounded bg-white/10 px-1.5 py-0.5 font-mono text-xs">
-        V
-      </kbd>{' '}
       {recordingMode === 'video' ? (
         <>
           <Video className="inline size-3" /> video
@@ -30,6 +27,6 @@ export function VideoAudioToggle() {
           <Mic className="inline size-3" /> audio
         </>
       )}
-    </span>
+    </KeyHint>
   );
 }