```javascript export const route = '/users/:userID' export const server = { addContextProps ({contextProps, Page}) { const users = db.find('users') return {users} }, render({Page}) { jsxParse(Page, contextProps.pageProps) } } export const client = () => { const ages = document.querySelectorAll('.age') ages.forEach(age => { age.addEventListener('click', ({currentTarget}) => currentTarget.innerText = +currentTarget.innerText + 1 ) }) } export const page = ({users}) => { const Users = users.map(user=> ( <div> <div>{user.name}</div> <div class='age'>{user?.age ?? 0}</div> </div>)) return ( <div class='page'> <Users /> </div> ) } ```