[plugin-architecture] Route not found bug

[victorgcramos]

Currently, if we navigate to nested urls, like https://localhost:3000/http://example.com, our app does not render anything, and displays the following screen:

This is incorrect, and instead, we should render the default 404 match.

[tiagoalvesdulce]

I am not sure how to fix this. I am investigating and it seems like a webpack server/404s fallback issue. Not sure if it would happen in production.