My application does not work properly (f7 CLI)

Questions
1

I’m running the application. just a blank page.
Note: works fine in browser.

Screenshot_20190716-012050_aktuelmarket
Screenshot_20190716-012050_aktuelmarket.jpg1080×2340 47.3 KB

3

I solved the problem. but I don’t know if it’s true

new Framework7({
on:{
//All function or veriable
}
});

//does not work when typing here