安装所需的软件 sudo apt install curl gnupg2 ca-certificates lsb-release debian-archive-keyring 下载 PGP 密钥 curl https://nginx.org/keys/nginx_signing.key | gpg --dearmor \ | sudo tee /usr/share/keyrings/nginx-archive-keyring.gpg >/dev/null 添加 repo echo "deb [signed-by=/usr/share/keyrings/nginx-archive-keyring.gpg] \ http://nginx.org/packages/mainline/debian `lsb_release -cs` nginx" \ | sudo tee