Split MAX bot loops and make chats cache-first

worker/src/server.js

@@ -674,7 +674,10 @@ app.listen(port, () => {
 async function ensurePage(role = "default") {
   const normalizedRole = String(role || "default");
   const existing = pagesByRole.get(normalizedRole);
-  if (existing && !existing.isClosed()) return existing;
+  if (existing && !existing.isClosed()) {
+    await waitForRolePageReady(existing, normalizedRole);
+    return existing;
+  }
 
   await ensureContext();
 
@@ -695,9 +698,19 @@ async function ensurePage(role = "default") {
   pagesByRole.set(normalizedRole, rolePage);
   attachNetworkCapture(rolePage);
   await rolePage.goto(maxBaseUrl, { waitUntil: "domcontentloaded", timeout: 60000 });
+  await waitForRolePageReady(rolePage, normalizedRole);
   return rolePage;
 }
 
+async function waitForRolePageReady(rolePage, role) {
+  if (role === "default") {
+    return;
+  }
+
+  await rolePage.waitForLoadState("domcontentloaded", { timeout: 15000 }).catch(() => {});
+  await waitForLoginStage(rolePage, "Authorized", 15000).catch(() => false);
+}
+
 async function ensureContext() {
   if (context) return;
   if (!contextInitialization) {