fix: 面板模块改为动态 import 防止加载失败

- panel.js/themes.js 从顶层静态 import 改为 try-catch 动态 import()
- 面板加载失败时核心功能不受影响
- 添加移动端图谱预览 canvas + REALTIME 标签
- 修复移动端 CSS (sidebar 全宽显示)

index.js

@@ -31,8 +31,10 @@ import {
 import { estimateTokens, formatInjection } from "./injector.js";
 import { retrieve } from "./retriever.js";
 import { DEFAULT_NODE_SCHEMA, validateSchema } from "./schema.js";
-import { initPanel, openPanel, updatePanelTheme } from "./panel.js";
-import { applyTheme } from "./themes.js";
+
+// 操控面板模块（动态加载，防止加载失败崩溃整个扩展）
+let _panelModule = null;
+let _themesModule = null;
 
 const MODULE_NAME = "st_bme";
 const GRAPH_METADATA_KEY = "st_bme_graph";
@@ -960,12 +962,17 @@ function bindSettingsUI() {
 
   // ==================== 操控面板初始化 ====================
 
+  try {
+    // 动态加载面板模块
+    _panelModule = await import('./panel.js');
+    _themesModule = await import('./themes.js');
+
     // 应用主题
     const settings = getSettings();
-  applyTheme(settings.panelTheme || 'crimson');
+    _themesModule.applyTheme(settings.panelTheme || 'crimson');
 
     // 初始化操控面板
-  await initPanel({
+    await _panelModule.initPanel({
       getGraph: () => currentGraph,
       getSettings: () => getSettings(),
       getLastExtract: () => lastExtractedItems,
@@ -1036,25 +1043,31 @@ function bindSettingsUI() {
       .append('<i class="fa-solid fa-brain"></i>')
       .append('<span>记忆图谱</span>')
       .on('click', () => {
-      openPanel();
+        _panelModule?.openPanel();
         $('#options').hide();
       });
     $('#extensionsMenu .list-group').append($menuItem);
 
-  // 主题选择绑定（如果设置面板里有）
+    // 主题选择绑定
     $('#st_bme_panel_theme')
       .val(settings.panelTheme || 'crimson')
       .on('change', function () {
         const theme = $(this).val();
-      settings.panelTheme = theme;
+        const s = getSettings();
+        s.panelTheme = theme;
         extension_settings[MODULE_NAME].panelTheme = theme;
-      applyTheme(theme);
-      updatePanelTheme(theme);
+        _themesModule?.applyTheme(theme);
+        _panelModule?.updatePanelTheme(theme);
         saveSettingsDebounced();
       });
 
-  // 设置面板中的"打开操控面板"按钮
-  $('#st_bme_btn_open_panel').on('click', () => openPanel());
+    // 打开面板按钮
+    $('#st_bme_btn_open_panel').on('click', () => _panelModule?.openPanel());
 
-  console.log("[ST-BME] 初始化完成（含操控面板）");
+    console.log("[ST-BME] 操控面板初始化完成");
+  } catch (panelError) {
+    console.error("[ST-BME] 操控面板加载失败（核心功能不受影响）:", panelError);
+  }
+
+  console.log("[ST-BME] 初始化完成");
 })();