Manage state via useState()

[aydin41k]

When I first developed this little app, React didn't have useState(). State management needs an update.

[Vinitvh]

Hi @aydin41k, I would like to work on this.

[aydin41k]

Hi @Vinitvh ! Go right ahead, please.

[khanhtranngoccva]

Hey! I would like to work on this issue as well!

[aydin41k]

@khanhtranngoccva No worries. Try to use useEffect() as well. Open a PR when you are done, please.