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

web/pnpm-workspace.yaml

@@ -0,0 +1,16 @@
+shellEmulator: true
+trustPolicy: no-downgrade
+allowBuilds:
+  '@parcel/watcher': true
+  esbuild: true
+
+# CodeMirror/Lezer 类型和扩展必须共享同一实例，与迁移前版本保持一致。
+overrides:
+  '@codemirror/commands': 6.11.1
+  '@codemirror/lang-markdown': 6.5.2
+  '@codemirror/language': 6.13.1
+  '@codemirror/state': 6.7.6
+  '@codemirror/view': 6.43.14
+  '@lezer/common': 1.5.3
+  '@lezer/highlight': 1.2.5
+  '@lezer/markdown': 1.8.0