Configure Nginx gzip compression

Nginx Enable webserver text compression:

• https://docs.nginx.com/nginx/admin-guide/web-server/compression/
• https://web.dev/uses-text-compression/?utm_source=lighthouse&utm_medium=unknown
• https://linuxhint.com/enable-brotli-compression-nginx/

sudo nano /etc/nginx/nginx.conf
	gzip on;
	gzip_http_version 1.1;
	gzip_vary on;
	gzip_min_length 128;
	gzip_comp_level 5; #5-7
	gzip_proxied any;
	gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript application/javascript text/x-js;
	gzip_buffers 16 16k;
	gzip_disable "MSIE [1-6]\.(?!.*SV1)";

#test
curl -H "Accept-Encoding: gzip" -I https://wjv.duckdns.org/mediawiki/index.php?title=Get_HTTPS_for_free
	...
	Content-Encoding: gzip