v3.2.3: 工作空间面板改为常驻显示，固定宽度480px，不可关闭不可拖拽

src/renderer/index.html

@@ -20,7 +20,7 @@
     </aside>
 
     <!-- ═══════════════ 主内容区 ═══════════════ -->
-    <div class="main-wrap" id="mainWrap">
+    <div class="main-wrap with-workspace" id="mainWrap">
 
     <!-- ═══════════════ 顶部导航 ═══════════════ -->
     <header class="app-header">
@@ -65,12 +65,6 @@
                     <circle cx="12" cy="12" r="10"/><polyline points="12 6 12 12 16 14"/>
                 </svg>
             </button>
-            <button class="icon-btn" id="btnWorkspace" title="工作空间">
-                <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
-                    <rect x="3" y="3" width="7" height="7"/><rect x="14" y="3" width="7" height="7"/>
-                    <rect x="3" y="14" width="7" height="7"/><rect x="14" y="14" width="7" height="7"/>
-                </svg>
-            </button>
             <button class="icon-btn" id="btnSettings" title="设置">
                 <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                     <circle cx="12" cy="12" r="3"/><path d="M12 1v2M12 21v2M4.22 4.22l1.42 1.42M18.36 18.36l1.42 1.42M1 12h2M21 12h2M4.22 19.78l1.42-1.42M18.36 5.64l1.42-1.42"/>
@@ -173,20 +167,14 @@
     </div>
 </div><!-- /.main-wrap -->
 
-<!-- ═══════════════ 工作空间面板（右侧）═══════════════ -->
-<aside class="workspace-panel" id="workspacePanel" style="display:none;">
-    <div class="ws-resizer" id="wsResizer" title="拖拽调整宽度"></div>
+<!-- ═══════════════ 工作空间面板（右侧，常驻显示）═══════════════ -->
+<aside class="workspace-panel" id="workspacePanel">
     <div class="ws-header">
         <span class="ws-title">🖥️ 工作空间</span>
         <div class="ws-tabs">
             <button class="ws-header-tab active" id="wsTabTerminal">💻 命令行</button>
             <button class="ws-header-tab" id="wsTabFiles">📁 文件</button>
         </div>
-        <button class="icon-btn ws-toggle-btn" id="btnWorkspaceClose" title="收起面板">
-            <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
-                <polyline points="9 18 15 12 9 6"/>
-            </svg>
-        </button>
     </div>
 
     <!-- 终端 Tab -->