bookstack_ynh/conf/nginx.conf

#sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
location __PATH__/ {

  # Path to source
  alias __INSTALL_DIR__/public/;

  client_max_body_size 256M;
  client_body_timeout 120s; # Default is 60, May need to be increased for very large uploads

  index index.php;
  try_files $uri $uri/ @__APP__;

  #try_files $uri $uri/ index.php;
  location ~ [^/]\.php(/|$) {
    fastcgi_split_path_info ^(.+?\.php)(/.*)$;
    fastcgi_pass unix:/var/run/php/php__PHP_VERSION__-fpm-__APP__.sock;
    fastcgi_index index.php;
    include fastcgi_params;
    fastcgi_param REMOTE_USER     $remote_user;
    fastcgi_param PATH_INFO       $fastcgi_path_info;
    fastcgi_param SCRIPT_FILENAME $request_filename;
  }

  # Include SSOWAT user panel.
  include conf.d/yunohost_panel.conf.inc;
}

location @__APP__ {
     rewrite ^__PATH__/(.*)$ __PATH__/index.php?/$1 last;
}