ubuntu更新安装软件

sudo apt update;
sudo apt upgrade;
sudo apt install -y ssh;
sudo apt install -y git;
sudo apt install -y openjdk-21-jdk;
sudo apt install -y podman;
sudo apt install -y podman-docker;
sudo apt install -y build-essential libssl-dev;


sudo touch /etc/containers/nodocker;

sudo ufw enable;
sudo ufw allow 80/tcp;