The meta component adds context to the page template when building your app for publication. The following variables are available and will be inserted as
<meta> properties into the head of your HTML page if you define them:
the page title.
a short description of your project.
the canonical URL from this project.
the author's twitter handle, it will create a link in the twitter card.
the URL of an image to be shared on social media (twitter cards, etc.). This must be a fully qualified URL, e.g. https://idyll-lang.github.io/images/logo.png.
the width of the share image in pixels.
the height of the share image in pixels.