server {
    server_name 10.10.7.251;
    root /home/ubuntu/pra-react/build;
    index index.html index.htm index.nginx-debian.html;

    location ~ ^/(staticpra|api/) {
        proxy_pass http://localhost:443;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }
    client_max_body_size 24000M;
    location / {
        try_files $uri /index.html;
        # kill cache
        add_header Last-Modified $date_gmt;
        add_header Cache-Control 'no-store, no-cache, must-revalidate, proxy-revalidate, max-age=0';
        if_modified_since off;
        expires off;
        etag off;
    }

    listen 443 ssl; # managed by Certbot
   }
}