migrate nginx config dirs & add hostname specific configs

setup_nginx.sh

@@ -1,13 +1,12 @@
 cp ./nginx/nginx.conf /etc/nginx/nginx.conf
 cp ./nginx/anycast-cgi.conf /etc/nginx/snippets/anycast-cgi.conf
 
-cp ./nginx/a.ravy.org.conf /etc/nginx/sites-available/a.ravy.org.conf
-cp ./nginx/as200242.net.conf /etc/nginx/sites-available/as200242.net.conf
-
-ln -s /etc/nginx/sites-available/a.ravy.org.conf /etc/nginx/sites-enabled/a.ravy.org
-ln -s /etc/nginx/sites-available/as200242.net.conf /etc/nginx/sites-enabled/as200242.net
+cp ./nginx/sites-available/* /etc/nginx/sites-available/ -r
+[ -d "./nginx/$(hostname)" ] && cp ./nginx/$(hostname)/* /etc/nginx/sites-available/ -r
+ln -s /etc/nginx/sites-available/* /etc/nginx/sites-enabled/
 
 cp ./www /var -r
 
 rm /etc/nginx/sites-enabled/default 2>/dev/null
+
 nginx -t && systemctl restart nginx