lets encript using snap<br />
<a href="https://certbot.eff.org/instructions?ws=apache&os=debianbuster">Lets Encrypt 절차!!!</a><br />
<a href="https://linuxbeast.com/blog/how-to-secure-apache2-with-lets-encrypt-on-ubuntu-22-04/">Lets encypt New</a><br />
<br />
ip고정  (used 240)<br />
/etc/dhcpcd.conf   && <br />
/etc/apache2/sites-available/helloworld.conf  조정