fix(web): sync auth expiry state

web/lib/api/client.ts

@@ -1,4 +1,4 @@
-import { clearSession, readSession } from "@/lib/auth"
+import { expireSession, readSession } from "@/lib/auth"
 
 const API_BASE_URL =
   process.env.NEXT_PUBLIC_API_BASE_URL?.trim() || ""
@@ -20,7 +20,7 @@ async function parseResult<T>(response: Response) {
   const payload = (await response.json()) as JsonResult<T>
   if (!response.ok || !payload.success) {
     if (payload.errorCode === 3000 || payload.errorCode === 3002) {
-      clearSession()
+      expireSession()
     }
     const error = new Error(payload.message || "请求失败")
     ;(error as Error & { errorCode?: number }).errorCode = payload.errorCode

web/lib/auth.ts

@@ -16,6 +16,7 @@ export type AuthSession = {
 }
 
 const SESSION_STORAGE_KEY = "cs-ai-agent-session"
+export const AUTH_SESSION_EXPIRED_EVENT = "cs-ai-agent-auth-expired"
 
 function hasWindow() {
   return typeof window !== "undefined"
@@ -52,3 +53,11 @@ export function clearSession() {
   }
   window.localStorage.removeItem(SESSION_STORAGE_KEY)
 }
+
+export function expireSession() {
+  if (!hasWindow()) {
+    return
+  }
+  clearSession()
+  window.dispatchEvent(new Event(AUTH_SESSION_EXPIRED_EVENT))
+}