Serving static files in nginx:

Serving static files in nginx:
* Use nginx to serve static files from subdirectories of a given directory: https://stackoverflow.com/questions/12806893/use-nginx-to-serve-static-files-from-subdirectories-of-a-given-directory
Useful to know the difference between root and alias directives for any given location:
* alias and root in Module ngx_http_core_module docs
* nginx root vs alias: https://justlike.medium.com/nginx-location-blocks-and-root-vs-alias-fb5c153ad167

location /posts/ {
  root /blog/;
} # serves files from /blog/posts/

location /posts/ {
  alias /site/notes/;
} # serves files from /site/notes/