20200407 Prod Nginx Config after www stopped working on stag

upstream puma_freelensia_production {
  server unix:/home/ubuntu/app/freelensia/shared/tmp/sockets/freelensia-puma.sock fail_timeout=0;
}

# 20190916 Added by Trinh Tran to resolve freelensia.com not showing SSL correctly
server {
  listen 80;
  server_name www.freelensia.com;
  return 301 https://www.freelensia.com$request_uri;
}

# redirect http://freelensia.com to https://www.freelensia.com
server {
    listen 443 ssl;
    server_name freelensia.com;
    ssl_certificate /etc/letsencrypt/live/www.freelensia.com/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/www.freelensia.com/privkey.pem; # managed by Certbot
    return 301 https://www.freelensia.com$request_uri;
}
# End of Trinh Tran add

server {
  listen 80;
  server_name www.freelensia.com freelensia.com;
  root /home/ubuntu/app/freelensia/current/public;
  try_files $uri/index.html $uri @puma_freelensia_production;

  client_max_body_size 4G;
  keepalive_timeout 10;

  error_page 500 502 504 /500.html;
  error_page 503 @503;

  location @puma_freelensia_production {
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $http_host;
    proxy_set_header X-Forwarded-Proto https;
    proxy_redirect off;
    proxy_pass http://puma_freelensia_production;
    # limit_req zone=one;
    access_log /home/ubuntu/app/freelensia/shared/log/nginx.access.log;
    error_log /home/ubuntu/app/freelensia/shared/log/nginx.error.log;
  }

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

  location = /50x.html {
    root html;
  }

  location = /404.html {
    root html;
  }

  location @503 {
    error_page 405 = /system/maintenance.html;
    if (-f $document_root/system/maintenance.html) {
      rewrite ^(.*)$ /system/maintenance.html break;
    }
    rewrite ^(.*)$ /503.html break;
  }

  if ($request_method !~ ^(GET|HEAD|PUT|PATCH|POST|DELETE|OPTIONS)$ ){
    return 405;
  }

  if (-f $document_root/system/maintenance.html) {
    return 503;
  }

    listen 443 ssl http2; # managed by Certbot
ssl_certificate /etc/letsencrypt/live/www.freelensia.com/fullchain.pem; # managed by Certbot
ssl_certificate_key /etc/letsencrypt/live/www.freelensia.com/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot

    # Redirect non-https traffic to https
# 20190916 Commented out by Trinh Tran below
# if ($scheme != "https") {
#      return 301 https://$host$request_uri;
#   } # managed by Certbot

}