fix(chat): redirect guests to auth before image paywall

src/router/routes.ts

@@ -30,6 +30,10 @@ export type StaticRoute = (typeof ROUTES)[keyof typeof ROUTES];
 export const ROUTE_BUILDERS = {
   chatDeviceId: (deviceId: string): `/chat/deviceid/${string}` =>
     `/chat/deviceid/${encodeURIComponent(deviceId)}` as const,
+  subscription: (type: "vip" | "voice"): `/subscription?type=${string}` =>
+    `${ROUTES.subscription}?type=${encodeURIComponent(type)}` as const,
+  authWithRedirect: (redirectTo: string): `/auth?redirect=${string}` =>
+    `${ROUTES.auth}?redirect=${encodeURIComponent(redirectTo)}` as const,
 } as const;
 
 /** 仅未登录态可见的路由（命中后已登录用户应跳走） */