feat(private-room): connect moments feed

src/providers/root-providers.tsx

@@ -4,7 +4,7 @@
  * 根级 Client Providers 包装
  *
  * 把所有功能 Provider 串起来：
- *   AuthProvider → UserProvider → PaymentProvider → ChatProvider
+ *   AuthProvider → UserProvider → PaymentProvider → ChatProvider → PrivateRoomProvider
  *   + AuthStatusChecker（启动时一次：派发 AuthInit）
  *   + OAuthSessionSync   （持续监听 NextAuth session → auth machine）
  *   + UserAuthSync       （auth 登录态恢复后 hydrate user machine）
@@ -23,6 +23,7 @@ import { AuthStatusChecker } from "@/stores/auth/auth-status-checker";
 import { OAuthSessionSync } from "@/stores/auth/oauth-session-sync";
 import { ChatProvider } from "@/stores/chat/chat-context";
 import { PaymentProvider } from "@/stores/payment";
+import { PrivateRoomProvider } from "@/stores/private-room";
 import {
   ChatAuthSync,
   PaymentSuccessSync,
@@ -48,10 +49,12 @@ export function RootProviders({ children }: RootProvidersProps) {
           <UserAuthSync />
           <PaymentProvider>
             <ChatProvider>
-              <ChatAuthSync />
-              <PaymentSuccessSync />
-              {children}
-              <div id="toast-portal" />
+              <PrivateRoomProvider>
+                <ChatAuthSync />
+                <PaymentSuccessSync />
+                {children}
+                <div id="toast-portal" />
+              </PrivateRoomProvider>
             </ChatProvider>
           </PaymentProvider>
         </UserProvider>