How can the actions link in the navigation at the page header be opened in a new window?

[chrislaai]

Hi, I am trying to modify the actions link in the navigation.js file and want to open it in a new window, how can we add a target attribute and set it to _blank? Thanks!

navigation.js:
actions: [{ type: 'button', text: 'Download', href: 'https://github.com/onwidget/astrowind' }],