添加 readme.MD

readme.MD

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+## 安装docker
+````bash
+curl -sSL https://git.soao.net/lc/my/raw/branch/main/docker.sh -o docker.sh && sh docker.sh
+````
+
+## 更换rocky-linux的软件源
+````bash
+curl -sSL https://git.soao.net/lc/my/raw/branch/main/rocky-cn.sh -o rocky-cn.sh && sh rocky-cn.sh
+````
+
+## 安装 mysql 脚本
+````bash
+curl -sSL https://git.soao.net/lc/my/raw/branch/main/rocky-cn.sh -o rocky-cn.sh && sh rocky-cn.sh
+````
+
+## 一键安装/卸载 frpc 脚本
+```bash
+curl -sSL https://git.soao.net/lc/my/raw/branch/main/frpc.sh -o frpc.sh && sh frpc.sh
+sudo bash -c "$(curl -fsSL https://git.soao.net/lc/my/raw/branch/main/rm-frpc.sh)"
+````
+
+## 修改 rocky的网络配置
+```bash
+ls /etc/NetworkManager/system-connections
+vim /etc/NetworkManager/system-connections/ens192.nmconnection
+----
+[ipv4]
+method=manual
+address1=192.168.2.213/24,192.168.2.1
+dns=8.8.8.8;8.8.4.4
+````