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/features/compose/compose-overlay.tsx

@@ -17,6 +17,7 @@ import { particlePath, parseParticlePath } from '@/lib/particle-path';
 import type { ParticlePath } from '@/lib/particle-path';
 import { RecordingOverlay } from '@/features/compose/recording-overlay';
 import { ScreenSourcePicker } from '@/components/screen-source-picker';
+import { KeyHint } from '@/components/key-hint';
 import { TextComposeStep } from '@/features/compose/text-compose-step';
 import { ConfigureStreamStep } from '@/features/compose/configure-stream-step';
 import { apiClient } from '@/api/client';
@@ -726,28 +727,20 @@ export function ComposeOverlay({
             </div>
           </div>
           <div className="absolute bottom-4 z-10 flex items-center gap-4 text-sm text-white/50">
-            <button
-              type="button"
+            <KeyHint
+              keys="S"
               onClick={handleStopIntent}
-              className="cursor-pointer rounded transition-colors hover:text-white/80"
               title="Stop screen recording (or press S)"
             >
-              <kbd className="rounded bg-white/10 px-1.5 py-0.5 font-mono text-xs">
-                S
-              </kbd>{' '}
               stop
-            </button>
-            <button
-              type="button"
+            </KeyHint>
+            <KeyHint
+              keys="Q"
               onClick={handleCancelIntent}
-              className="cursor-pointer rounded transition-colors hover:text-white/80"
               title="Cancel screen recording (or press Q)"
             >
-              <kbd className="rounded bg-white/10 px-1.5 py-0.5 font-mono text-xs">
-                Q
-              </kbd>{' '}
               cancel
-            </button>
+            </KeyHint>
           </div>
         </div>
       )}