nginx.conf

worker_processes  1;

events {
    worker_connections  1024;
}

http {
    # passenger_root /home/deployer/.rvm/gems/ruby-2.3.3/gems/passenger-5.1.0;
    # passenger_ruby /home/deployer/.rvm/gems/ruby-2.3.3/wrappers/ruby;

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

    sendfile        on;
    keepalive_timeout  65;

    gzip  on;

    upstream unicorn {
      server unix:/tmp/unicorn.askandhack.sock fail_timeout=0;
    }

    upstream websocket {
     server 127.0.0.1:28080;
    }

    server {
        listen       80;
        server_name  95.213.195.145;
	      root /home/deployer/askandhack/current/public;
	      # passenger_enabled on;
        client_max_body_size 20M;

        location ^~ /assets/ {
		      gzip_static on;
		      expires max;
		      add_header Cache-Control public;
        }

        try_files $uri/index.html $uri @unicorn;
        location @unicorn {
          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
          proxy_set_header Host $http_host;
          proxy_redirect off;
          proxy_pass http://unicorn;
        }

        location /cable {
          proxy_pass http://unicorn/cable;
          proxy_http_version 1.1;
          proxy_set_header Upgrade websocket;
          proxy_set_header Connection Upgrade;
          proxy_set_header X-Real-IP $remote_addr;
          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
       }
    }
}