rpm安装 https://github.com/buaazp/zimg/releases
yum install -y ImageMagick-devel giflib-devel libevent-devel libjpeg-devel libmemcached-devel libpng-devel libwebp-devel openssl-devel
rpm -ivh zimg-3.1.0-Release.x86_64.rpm
cd /usr/local/zimg
./zimg conf/zimg.lua
vim conf/zimg.lua
firewall-cmd --zone=public --add-port=4869/tcp --permanent
firewall-cmd --reload