fix(auth): align session lifecycle with Keycloak

src/lib/api.ts

@@ -1,6 +1,5 @@
 import axios, { AxiosHeaders, type InternalAxiosRequestConfig } from "axios";
 import { config } from "@config/config";
-import { signOut } from "next-auth/react";
 import { useAuthStore } from "@/store/authStore";
 import {
   applyAuthContextHeaders,
@@ -13,8 +12,6 @@ export const api = axios.create({
   baseURL: API_URL,
 });
 
-let isSigningOut = false;
-
 export const resolveRequestUrl = (request: {
   baseURL?: string;
   url?: string;
@@ -63,11 +60,7 @@ api.interceptors.response.use(
   },
   async (error) => {
     if (error?.response?.status === 401 && typeof window !== "undefined") {
-      useAuthStore.getState().setAccessToken(null);
-      if (!isSigningOut) {
-        isSigningOut = true;
-        await signOut({ redirect: true, callbackUrl: "/login" });
-      }
+      useAuthStore.getState().markSessionExpired("unauthorized");
     }
     return Promise.reject(error);
   },