Earlier quoted context omitted.
> I do things like serve html without the .html filetype in the url; e.g. https://zck.org/emacsconf2020 is stored on the server as emacsconf2020.html How do you handle it?
In the .htaccess: RewriteEngine on RewriteCond ${REQUEST_FILENAME} !-D RewriteRule "^((?:.*/)*[^/.]+)$" "$1.html" [NC]
Options MultiViews
instead?