feat: personalize and stream mentor chat

static/index.html

@@ -813,7 +813,10 @@
           <div id="mentorDirectoryContent" class="mentor-directory-content">
             <div class="workspace-heading mentor-directory-heading">
               <div><h3>思维模型</h3><span id="mentorCount">0 位</span></div>
-              <button id="closeMentorDirectory" class="icon-button mentor-directory-close" type="button" aria-label="关闭思维模型目录" title="关闭"><i data-lucide="x"></i></button>
+              <div class="mentor-directory-actions">
+                <button id="mentorSortToggle" class="mentor-sort-toggle" type="button" aria-pressed="false" title="整理顺序"><i data-lucide="list-ordered"></i><span>整理</span></button>
+                <button id="closeMentorDirectory" class="icon-button mentor-directory-close" type="button" aria-label="关闭思维模型目录" title="关闭"><i data-lucide="x"></i></button>
+              </div>
             </div>
             <label class="mentor-search-field">
               <span class="visually-hidden">搜索思维模型</span>
@@ -826,6 +829,7 @@
               <button type="button" data-mentor-grade="B">B 多源</button>
               <button type="button" data-mentor-grade="C">C 推演</button>
             </div>
+            <p id="mentorSortHint" class="mentor-sort-hint" hidden>拖动卡片，或使用箭头调整顺序</p>
             <div id="mentorList" class="mentor-list"></div>
             <div id="mentorListEmpty" class="mentor-list-empty" hidden>没有符合条件的思维模型</div>
             <p class="mentor-evidence-legend">素材等级反映蒸馏依据，不代表人物能力或收益水平。</p>