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how to implement useMemo inside react cntext api

const UserContext = React.createContext(); // could have a default value
2
3function UserCtxProvider({ children }) {
4  const [authUser, setAuthUser] = React.useState(null);
5
6  const value = React.useMemo(() => ({
7    authUser, setAuthUser
8  }), [authUser]);
9
10  return (
11    <UserContext.Provider value={value}>
12      {children}
13    <UserContext.Provider>
14  );
15}
16
17function App() {
18  return (
19    <UserCtxProvider>
20       <Login />
21       <Home />
22       {/* Rest of the app */}
23    </UserCtxProvider>
24  );
25}
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