feat: add beta application review flow

src/App.tsx

@@ -33,6 +33,7 @@ const CharacterMixPage = lazy(() => import("./features/character-mix/CharacterMi
 const CommunityPage = lazy(() => import("./features/community/CommunityPage"));
 const CommunityCaseAddPage = lazy(() => import("./features/community-review/CommunityCaseAddPage"));
 const CommunityReviewPage = lazy(() => import("./features/community-review/CommunityReviewPage"));
+const BetaApplicationsPage = lazy(() => import("./features/beta-applications/BetaApplicationsPage"));
 const AvatarConsolePage = lazy(() => import("./features/digital-human/AvatarConsolePage"));
 const DigitalHumanPage = lazy(() => import("./features/digital-human/DigitalHumanPage"));
 const DialogGeneratorPage = lazy(() => import("./features/dialog-generator/DialogGeneratorPage"));
@@ -109,6 +110,7 @@ const VIEW_KEYS = new Set<WebViewKey>([
   "more",
   "communityReview",
   "communityCaseAdd",
+  "betaApplications",
   "report",
   "providerHealth",
   "userAgreement",
@@ -124,6 +126,7 @@ const LEGACY_PAGE_STYLE_VIEWS = new Set<WebViewKey>([
   "community",
   "communityReview",
   "communityCaseAdd",
+  "betaApplications",
   "assets",
   "ecommerce",
   "ecommerceHub",
@@ -157,6 +160,8 @@ function normalizeViewKey(rawView: string): WebViewKey {
           ? "communityReview"
           : rawView === "community-case-add"
             ? "communityCaseAdd"
+            : rawView === "beta-applications" || rawView === "beta-application-review"
+              ? "betaApplications"
         : rawView;
   return VIEW_KEYS.has(normalized as WebViewKey) ? (normalized as WebViewKey) : "not-found";
 }
@@ -1303,6 +1308,8 @@ function App() {
             onOpenReview={() => handleSetView("communityReview")}
           />
         );
+      case "betaApplications":
+        return <BetaApplicationsPage session={session} onOpenLogin={handleOpenLogin} />;
       case "workbench":
         return (
           <WorkbenchPage