nginx.conf

daemon off;
worker_processes auto;

events {
  use epoll;
  accept_mutex on;
  worker_connections 2048;
}

http {
  gzip on;
  gzip_comp_level 6;
  gzip_min_length 512;
  gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
  gzip_vary on;
  gzip_proxied any;

  server_tokens off;


  access_log logs/access.log;



  error_log stderr error;


  include mime.types;
  default_type application/octet-stream;
  sendfile on;

  #Must read the body in 5 seconds.
  client_body_timeout 5;

  server {
    listen 56817 reuseport;
    charset UTF-8;
    port_in_redirect off;
    keepalive_timeout 5;
    root build;
  
  
    resolver 172.16.0.23 8.8.8.8;
  

  

    mruby_post_read_handler /app/bin/config/lib/ngx_mruby/headers.rb cache;

    location / {
      mruby_set $fallback /app/bin/config/lib/ngx_mruby/routes_fallback.rb cache;
    
      try_files $uri.html $uri $uri/ $fallback;
    
    }

  
    location ~ \.html$ {
      try_files $uri =404;
    }
  

  

  

  
    location ~ ^/static/.*$ {
      set $route /static/.*;
      mruby_set $path /app/bin/config/lib/ngx_mruby/routes_path.rb cache;
      mruby_set $fallback /app/bin/config/lib/ngx_mruby/routes_fallback.rb cache;
    
      try_files $uri.html $uri $uri/ $path $fallback;
    
    }
  
    location ~ ^/.*$ {
      set $route /.*;
      mruby_set $path /app/bin/config/lib/ngx_mruby/routes_path.rb cache;
      mruby_set $fallback /app/bin/config/lib/ngx_mruby/routes_fallback.rb cache;
    
      try_files $uri.html $uri $uri/ $path $fallback;
    
    }
  

  # need this b/c setting $fallback to =404 will try #{root}=404 instead of returning a 404
  location @404 {
    return 404;
  }

  # fallback proxy named match
  
    set $upstream_endpoint_0 ;
    location @/api/ {
      rewrite ^/api//?(.*)$ www.example.com/$1 break;
      # can reuse variable set above
      proxy_pass $upstream_endpoint_0;
      proxy_ssl_server_name on;
      
      proxy_redirect http:www.example.com/ /api/;
      
      proxy_redirect https:www.example.com/ /api/;
      
    }
  

  # fallback redirects named match
  

  }
}

static.json

{
  "root": "build",
  "encoding": "UTF-8",
  "https_only": true,
  "clean_urls": true,
  "routes": {
    "/static/**": "/static/",
    "/**": "index.html"
  },
  "proxies": {
    "/api/": {
      "origin": "www.example.com"
    }
  }
}

Terminal Output

Last login: Fri Dec  4 10:17:27 on ttys001
heroku run bash%                                                                                                                                                 hcole@uac-support-mac ~ % heroku run bash -a oa-heroku20
Running bash on ⬢ oa-heroku20... up, run.8734 (Free)
~ $ bin/boot &
[1] 10
~ $ Starting log redirection...
Starting nginx...
nginx: [emerg] invalid number of arguments in "set" directive in ./config/nginx.conf:94
Process exited unexpectedly: nginx
Going down, terminating child processes...
cat /app/config/nginx.conf 
daemon off;
worker_processes auto;

events {
  use epoll;
  accept_mutex on;
  worker_connections 2048;
}

http {
  gzip on;
  gzip_comp_level 6;
  gzip_min_length 512;
  gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
  gzip_vary on;
  gzip_proxied any;

  server_tokens off;


  access_log logs/access.log;



  error_log stderr error;


  include mime.types;
  default_type application/octet-stream;
  sendfile on;

  #Must read the body in 5 seconds.
  client_body_timeout 5;

  server {
    listen 56817 reuseport;
    charset UTF-8;
    port_in_redirect off;
    keepalive_timeout 5;
    root build;
  
  
    resolver 172.16.0.23 8.8.8.8;
  

  

    mruby_post_read_handler /app/bin/config/lib/ngx_mruby/headers.rb cache;

    location / {
      mruby_set $fallback /app/bin/config/lib/ngx_mruby/routes_fallback.rb cache;
    
      try_files $uri.html $uri $uri/ $fallback;
    
    }

  
    location ~ \.html$ {
      try_files $uri =404;
    }
  

  

  

  
    location ~ ^/static/.*$ {
      set $route /static/.*;
      mruby_set $path /app/bin/config/lib/ngx_mruby/routes_path.rb cache;
      mruby_set $fallback /app/bin/config/lib/ngx_mruby/routes_fallback.rb cache;
    
      try_files $uri.html $uri $uri/ $path $fallback;
    
    }
  
    location ~ ^/.*$ {
      set $route /.*;
      mruby_set $path /app/bin/config/lib/ngx_mruby/routes_path.rb cache;
      mruby_set $fallback /app/bin/config/lib/ngx_mruby/routes_fallback.rb cache;
    
      try_files $uri.html $uri $uri/ $path $fallback;
    
    }
  

  # need this b/c setting $fallback to =404 will try #{root}=404 instead of returning a 404
  location @404 {
    return 404;
  }

  # fallback proxy named match
  
    set $upstream_endpoint_0 ;
    location @/api/ {
      rewrite ^/api//?(.*)$ www.example.com/$1 break;
      # can reuse variable set above
      proxy_pass $upstream_endpoint_0;
      proxy_ssl_server_name on;
      
      proxy_redirect http:www.example.com/ /api/;
      
      proxy_redirect https:www.example.com/ /api/;
      
    }
  

  # fallback redirects named match
  

  }
}
[1]+  Exit 1                  bin/boot
~ $