What is the URL of the page with the issue?
https://go.dev/blog/tidy-web
What is your user agent?
Mozilla/5.0 (X11; Linux x86_64; rv:90.0) Gecko/20100101 Firefox/90.0
Screenshot

What did you do?
Clicked the link, got a 404 page.
What did you expect to see?
https://go.dev
What did you see instead?
a link to "/blog/blog/go.dev"
What is the URL of the page with the issue?
https://go.dev/blog/tidy-web
What is your user agent?
Mozilla/5.0 (X11; Linux x86_64; rv:90.0) Gecko/20100101 Firefox/90.0
Screenshot
What did you do?
Clicked the link, got a 404 page.
What did you expect to see?
https://go.dev
What did you see instead?
a link to "/blog/blog/go.dev"