Persist chat history locally

index.html

@@ -9,26 +9,19 @@
   <body>
     <aside class="sidebar">
       <button class="new-chat" id="newChat" type="button">+ 새 대화</button>
-      <div class="history">
-        <button class="history-item active" type="button">로컬 LLM</button>
-      </div>
+      <div class="history" id="history"></div>
       <div class="model">qwen2.5:7b</div>
     </aside>
 
     <main class="chat-shell">
       <header class="topbar">
         <div>
-          <strong>Local LLM</strong>
+          <strong id="chatTitle">Local LLM</strong>
           <span>Ollama on this notebook</span>
         </div>
       </header>
 
-      <section class="messages" id="messages" aria-live="polite">
-        <article class="message assistant">
-          <div class="avatar">L</div>
-          <div class="bubble">안녕하세요. 이 노트북에서 실행되는 로컬 LLM입니다.</div>
-        </article>
-      </section>
+      <section class="messages" id="messages" aria-live="polite"></section>
 
       <form class="composer" id="chatForm">
         <textarea id="prompt" rows="1" placeholder="메시지를 입력하세요" autofocus></textarea>