Configure Free SSL Nginx , Centos 7 , Go Daddy Domain On VPS . Configure Nginx With Angular and NodeJS Backend

nginx-upstream-angular-nodejs-domain-config

upstream notes{
server 178.37.152.51:3000;
}

upstream backapi{
server 187.37.152.51:8443;
}

#limit_req_zone $binary_remote_addr zone=one:50m rate=20r/s;


server {
        listen       80;
        listen       [::]:80;
        server_name  xyz.com;

  return 301 https://xyz.com$request_uri;
  }

server {
listen       80;
listen       [::]:80;
server_name  www.xyz.com;
 return 301 https://xyz.com$request_uri;
}

server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    server_name xyz.com www.xyz.com;
   # server_name xyz.com www.xyz.com;

        location / {
        proxy_set_header Host $http_host;
        proxy_pass http://notes;
        }
        location /api/{
       proxy_buffering       off;
       proxy_set_header      Host              $proxy_host;
       proxy_set_header      X-Real-IP         $remote_addr;
       proxy_set_header      X-Forwarded-For   $proxy_add_x_forwarded_for;
       proxy_set_header      X-Forwarded-Proto $scheme;
      proxy_pass http://backapi;

    }


        error_page 404 /404.html;
            location = /40x.html {
        }

        error_page 500 502 503 504 /50x.html;
            location = /50x.html {
        }


}