activez la compression de texte react js

1gzip on;
2gzip_vary on;
3gzip_proxied any;
4gzip_comp_level 6;
5gzip_buffers 4 32k;
6gzip_http_version 1.1;
7gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript application/x-font-ttf application/javascript font/eot font/opentype image/svg+xml image/x-icon text/plain;