refactor(web): adopt modular Vue architecture and isolate bearer sessions

web/src/pages/workspace/demo/main.ts

@@ -0,0 +1,13 @@
+import { watchFontLoading } from '../../../common/appearance/font-loading'
+// 编辑器演示页（无需登录），用于性能与交互的自动化测试
+import { createEditorState, createEditorView } from '../editor'
+import sample from './sample.md?raw'
+import '@@/appearance/base.css'
+
+// ?repeat=N 将示例重复 N 次，用于大文档性能测试
+const repeat = Number(new URLSearchParams(location.search).get('repeat') ?? 1)
+const doc = Array.from({ length: Math.max(1, repeat) }).fill(sample).join('\n')
+
+watchFontLoading()
+const view = createEditorView(document.getElementById('app')!, createEditorState({ doc }))
+;(window as unknown as { rawmarkView: typeof view }).rawmarkView = view