Component.jsx

import React from 'react';
import { useAppState, useActions } from '~/overmind';

export default function Post() {
  const { post } = useAppState();
  const { myAction } = useActions();

  return (
    <div>
      <h1>{ post.title }</h1>
      <button onClick={myAction}>Click me</button>
    </div>
  );
}