Adminer nginx configuration

adminer_nginx_config

      server {

        listen 51;
        listen [::]:51;
        root /var/www/html;
        index db.php;

        location / {

                try_files $uri $uri/ /index.php?$query_string;
        }
        location ~ \.php$ {

                include snippets/fastcgi-php.conf;
                fastcgi_pass unix:/run/php/php7.2-fpm.sock;
        }
        location ~ /\.ht {

                deny all;
        }
      }