Add model selection and local RAG

index.html

@@ -8,24 +8,31 @@
   </head>
   <body>
     <aside class="sidebar">
-      <button class="new-chat" id="newChat" type="button">+ 새 대화</button>
+      <button class="new-chat" id="newChat" type="button">+ New chat</button>
+      <label class="control-label" for="modelSelect">Model</label>
+      <select id="modelSelect" class="select"></select>
+      <label class="toggle">
+        <input id="ragToggle" type="checkbox" checked />
+        <span>Use RAG</span>
+      </label>
+      <button class="secondary" id="reindexButton" type="button">Reindex files</button>
+      <div class="rag-status" id="ragStatus">RAG: loading</div>
       <div class="history" id="history"></div>
-      <div class="model">qwen2.5:7b</div>
     </aside>
 
     <main class="chat-shell">
       <header class="topbar">
         <div>
           <strong id="chatTitle">Local LLM</strong>
-          <span>Ollama on this notebook</span>
+          <span id="metaLine">Ollama on this notebook</span>
         </div>
       </header>
 
       <section class="messages" id="messages" aria-live="polite"></section>
 
       <form class="composer" id="chatForm">
-        <textarea id="prompt" rows="1" placeholder="메시지를 입력하세요" autofocus></textarea>
-        <button id="sendButton" type="submit">전송</button>
+        <textarea id="prompt" rows="1" placeholder="Type a message" autofocus></textarea>
+        <button id="sendButton" type="submit">Send</button>
       </form>
     </main>