nginx config file to route different urls to different apps in host -SEO

SEO nginx-settings

# wordpress over fastcgi
server {
  listen 81;
  server_name _;
  root /mnt/apps/airpair-blog/current;

  index index.html index.php /index.php;

  # restricting all dot files
  location ~ /\. { return 403; }

  location  / {
    try_files $uri $uri/ /index.php?$args;
  }

  # Add trailing slash to */wp-admin requests.
  rewrite /wp-admin$ $scheme://$host$uri/ permanent;

  location ~ \.php$ {
    include fastcgi_params;
    try_files $uri =404;
    fastcgi_split_path_info ^(.+\.php)(/.+)$;
    fastcgi_index index.php;
    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
    fastcgi_intercept_errors on;
    fastcgi_pass 127.0.0.1:9000;
  }
}

server {
  listen 80;
  server_name _;

  # Home page is node.js app
  location = / {
    proxy_pass http://airpair-com-prod.herokuapp.com;
  }

  # Node.js
  location /find-an-expert {
    proxy_pass http://airpair-com-prod.herokuapp.com;
  }

  # another node Node.js
  location /login {
    proxy_pass http://airpair-com-prod.herokuapp.com;
  }

  # rest to wordpress
  location / {
    proxy_set_header Host $proxy_host:80;
    proxy_pass http://127.0.0.1:81;
  }
}