easy enough to solve with Prerender. when using it I include some head tags to allow the Prerender server to send codes like 404 or 301. It's worked well for SE

easy enough to solve with Prerender. when using it I include some head tags to allow the Prerender server to send codes like 404 or 301. It's worked well for SEO compatibility, I even wrote a small React router project to handle this situation automatically (as well as other TSEO considerations like trailing vs non-trailing slashes).