fix: 修复数据库缺少tools字段，移动搜索复选框到输入框区域

templates/index.html

@@ -144,10 +144,6 @@
                 <div class="agent-selector">
                     <select id="agentSelect" onchange="switchAgent()"><option value="">加载中...</option></select>
                 </div>
-                <div class="tool-toggle">
-                    <input type="checkbox" id="enableSearch" checked>
-                    <label for="enableSearch"><i class="ri-search-line"></i> 搜索</label>
-                </div>
                 <div class="ws-status" id="wsStatus">连接中...</div>
             </div>
         </div>
@@ -163,6 +159,10 @@
                     <button class="send-btn" id="sendBtn" onclick="sendMessage()"><i class="ri-send-plane-fill"></i></button>
                 </div>
                 <div class="quick-phrases-bar">
+                    <div class="tool-toggle">
+                        <input type="checkbox" id="enableSearch" checked>
+                        <label for="enableSearch"><i class="ri-search-line"></i> 搜索</label>
+                    </div>
                     <button class="add-phrase-btn" onclick="showAddPhraseModal()"><i class="ri-add-line"></i> 添加</button>
                     <div class="phrase-list-wrapper" id="phraseListWrapper" onwheel="scrollPhrases(event)">
                         <div class="phrase-list" id="quickPhrasesList"></div>