RouterAnchor does not generate `href` for <a>

[jetli]

Describe the Bug
RouterAnchor does not generate href for <a>,

<a >About</a>

Expected Behavior

<a href="/about">About</a>

Code: https://github.com/jetli/create-yew-app/blob/master/crates/yew-app/src/components/nav.rs
Demo: https://jetli.github.io/create-yew-app/, see About/Home link in the top right corner.

Related Info

• yew version: 0.11
• yew-router version: 0.8.1