fix session persist bug

src/lib/auth-store.ts

@@ -19,8 +19,18 @@ import type { AuthUser } from "./types/user";
 export const TOKEN_KEY = "sarlink_token";
 export const USER_KEY = "sarlink_user";
 
-export const tokenAtom = atomWithStorage<string | null>(TOKEN_KEY, null);
-export const userAtom = atomWithStorage<AuthUser | null>(USER_KEY, null);
+// `getOnInit: true` is REQUIRED here. Without it, jotai defers reading
+// localStorage until the atom is mounted by a React component, so the
+// synchronous `store.get()` calls in `getToken()` / `isAuthenticated()`
+// (used by RouteGuard, RootRedirect, and the axios interceptor during the
+// first render on a page refresh) would see the initial `null` instead of the
+// persisted token — bouncing an already-authenticated user to signin on reload.
+export const tokenAtom = atomWithStorage<string | null>(TOKEN_KEY, null, undefined, {
+	getOnInit: true,
+});
+export const userAtom = atomWithStorage<AuthUser | null>(USER_KEY, null, undefined, {
+	getOnInit: true,
+});
 
 /** Read the raw token (used by the axios request interceptor). */
 export function getToken(): string | null {