I usually create a "file filter" instead. Keep the extension as is (hi.html) and then use the try_files directive in nginx to make the server look for files wit

I usually create a "file filter" instead. Keep the extension as is (hi.html) and then use the try_files directive in nginx to make the server look for files with the same path using .html as an example. It has been a while since I used nginx but it looks something like this: try_files $uri.html