reduce install

initial.sh

@@ -24,7 +24,7 @@ sysctl -p   #保存生效
 sysctl net.ipv4.tcp_available_congestion_control   #执行
 
 apt update
-apt -y install sudo wget curl unzip ufw screen vim git python3-pip
+apt -y install sudo curl vim git
 for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do sudo apt-get remove $pkg; done
 curl -fsSL https://get.docker.com | bash
 echo "step 1: install has finished"