alpine:
# apk add wireguard-tools iptables
# wg genkey | tee server.privatekey | wg pubkey > server.publickey

create /etc/wireguard/wg0.conf -> symlinked to /var/www/localhost/htdocs/apps/app/androidcast_project/android_cast/examples/wireguard/BE_alpine/wg0.conf

follow https://wiki.alpinelinux.org/wiki/Configure_a_Wireguard_interface_(wg)

# chmod go= server.privatekey
