Update install.sh

install.sh

-
+#!/bin/sh
+apt-get update
+apt install git curl build-essential libssl-dev zlib1g-dev
+git clone https://github.com/TelegramMessenger/MTProxy
+cd MTProxy
+make && cd objs/bin
+curl -s https://core.telegram.org/getProxySecret -o proxy-secret
+curl -s https://core.telegram.org/getProxyConfig -o proxy-multi.conf
+IP="$(curl -s -4 "https://digitalresistance.dog/myIp")"
+INTERNAL_IP="$(ip -4 route get 8.8.8.8 | grep '^8\.8\.8\.8\s' | grep -Po 'src\s+\d+\.\d+\.\d+\.\d+' | awk '{print $2}')"
+./mtproto-proxy -u nobody -p 8888 -H 443 -S 00000000000000000000000000000000 --aes-pwd proxy-secret proxy-multi.conf -M 2 -P 0f533a621d7df9446288ce3a415c4c6d --nat-info "$INTERNAL_IP:$IP"