ui: remove conversation box, text input, ChatBubble (voice-only now)

frontend/src/App.tsx

@@ -5,7 +5,6 @@ import Timer from './components/Timer';
 import Notes from './components/Notes';
 import WhiteNoise from './components/WhiteNoise';
 import KiraAvatar from './components/KiraAvatar';
-import ChatBubble from './components/ChatBubble';
 import PetZone from './components/PetZone';
 import Wardrobe from './components/Wardrobe';
 import Particles from './components/Particles';
@@ -27,7 +26,6 @@ export default function App() {
     loadingPrefs,
     identify,
     setPreference,
-    sendText,
     startRecording,
     stopRecording,
     tasks,
@@ -37,7 +35,6 @@ export default function App() {
   const [currentSceneId, setCurrentSceneId] = useState('cozy-room');
   const [currentOutfit, setCurrentOutfit] = useState('cozy-hoodie');
   const [currentAcc, setCurrentAcc] = useState<string | null>(null);
-  const [textInput, setTextInput] = useState('');
   const [live2dReady, setLive2dReady] = useState(false);
   const kiraModelRef = useRef<any>(null);
 
@@ -69,11 +66,6 @@ export default function App() {
     else startRecording();
   };
 
-  const handleTextSend = () => {
-    if (!textInput.trim()) return;
-    sendText(textInput.trim());
-    setTextInput('');
-  };
 
   const handleWelcome = (name: string) => {
     identify(name);
@@ -153,19 +145,6 @@ export default function App() {
               <Notes />
               <TaskList tasks={tasks} addTask={addTask} />
             </div>
-            <div className="shrink-0">
-              <ChatBubble messages={messages} isKiraSpeaking={isKiraSpeaking} userName={userName} />
-            </div>
-            <div className="shrink-0 flex gap-2">
-              <input
-                value={textInput}
-                onChange={(e) => setTextInput(e.target.value)}
-                onKeyDown={(e) => e.key === 'Enter' && handleTextSend()}
-                placeholder={`hey ${userName}...`}
-                className="flex-1 bg-white/40 rounded-xl px-3 py-2 text-sm text-kira-plum placeholder-kira-plum/30 border-0 focus:outline-none focus:ring-2 focus:ring-kira-pink/30"
-              />
-              <button onClick={handleTextSend} className="btn-kira px-4 text-sm shrink-0">Send</button>
-            </div>
           </div>
 
           {/* CENTER: Avatar UI overlay (Live2D renders on the background stage) */}