server {
    listen 80;
    listen [::]:80;

    server_name api.example.com;

    location / {
        proxy_pass http://localhost:3000;
        proxy_redirect off;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        #try_files $uri $uri/ =404;
    }
}

##</code><code>##

#!/usr/bin/perl
use Toadfarm -init;
mount "/path/to/api01.pl" => {
  "X-Request-Base" => "http://api.example.com/api01"
};
mount "/path/to/api02.pl" => {
  "X-Request-Base" => "http://api.example.com/api02"
};
start ["http://*:3000"], workers => 8;

##</code><code>##

use Mojolicious::Lite;
get '/' => {text => 'Hello! api01 here'};
app->start;

##</code><code>##

use Mojolicious::Lite;
get '/' => {text => 'Hello! api02 here'};
app->start;

##</code><code>##

$ ./api_start.pl start
[2019-02-08 17:17:49.47784] [63828] [info] Mounting api01 with conditions
[2019-02-08 17:17:49.48110] [63828] [info] Mounting api02 with conditions
 * Starting the process api_start_pl
   ...done. (already running with pid=63819)