feat(editor): save leptos island and page aggregate alignment progress

- switch main document flow toward leptos tiptap island host and generated runtime assets

- align page aggregate loading, page head single-source updates, and AI tool result recovery

- add tests and smoke scripts for title sync, AI route recovery, and editor host cutover

wolai-frontend/scripts/dev-server.js

@@ -12,11 +12,12 @@
  * - ONLYOFFICE_INTERNAL_URL：可显式指定；未指定或失效时优先探测 8082，再回退 8081
  */
 
-const http = require("http");
-const net = require("net");
-const path = require("path");
-const next = require("next");
-const { parse: parseUrl } = require("url");
+const http = require("http");
+const net = require("net");
+const path = require("path");
+const next = require("next");
+const { parse: parseUrl } = require("url");
+const { buildLeptosTiptapIsland } = require("./build-leptos-tiptap-island");
 
 const ONLYOFFICE_PREFIX = "/onlyoffice-server";
 const CONVEX_PREFIX = "/convex";
@@ -384,12 +385,15 @@ function proxyConvexHttp(req, res) {
   req.pipe(upstreamReq);
 }
 
-async function main() {
-  const port = resolvePort();
-  const hostname = resolveHostname();
-  const dev = true;
-
-  const app = next({ dev, dir: path.join(__dirname, "..") });
+async function main() {
+  const port = resolvePort();
+  const hostname = resolveHostname();
+  const dev = true;
+
+  // 说明：3000 主链需要直接挂载正式 Leptos island，因此在 Next dev 启动前先生成 lib.rs 的 wasm-bindgen 产物。
+  await buildLeptosTiptapIsland();
+
+  const app = next({ dev, dir: path.join(__dirname, "..") });
   const handle = app.getRequestHandler();
 
   await app.prepare();