v1 review pass: fixed some minor bugs

src/contexts/AuthProvider.tsx

@@ -1,14 +1,14 @@
-import { useState, type ReactNode } from "react";
+import { type ReactNode, useState } from "react";
 
 import { AuthContext, type AuthContextValue } from "./AuthContext.ts";
 
-import { type AuthResponse } from "../model.ts";
+import { type AuthResponse, deserializeAuthResponse } from "../model.ts";
 
 export function AuthProvider({ children }: { children: ReactNode }) {
   const [authResponse, setAuthResponse] = useState<AuthResponse | null>(() => {
     const stored = localStorage.getItem("authResponse");
 
-    return stored ? JSON.parse(stored) : null;
+    return stored ? deserializeAuthResponse(JSON.parse(stored)) : null;
   });
 
   const value: AuthContextValue = { authResponse, setAuthResponse };