更新p参数说明 (#128)

* Update README_CN.md

* Update README.md

README.md

@@ -48,7 +48,12 @@ First go to [spamhaus](https://check.spamhaus.org/) and check your domain name a
 
 ## 2、Run
 
-`./pmail` (Set the http port for the initialization interface with `-p` )
+`./pmail -p 80`
+
+> -p Set the http port of the bootstrap setup interface, the default is port 80, note that this parameter only affects the bootstrap setup phase, if you need to change the port after setup is complete, please modify the configuration file.
+
+> [!IMPORTANT]
+> The SSL certificate will not be set automatically if the bootstrap setup phase uses a port other than 80.
 
 Or
 

README_CN.md

@@ -53,7 +53,12 @@ PMail是一个追求极简部署流程、极致资源占用的个人域名邮箱
 
 ## 2、运行
 
-`./pmail` (通过`-p`参数指定初始化界面的http端口)
+`./pmail -p 80` 
+
+> `-p 指定引导设置界面的http端口，默认为80端口，注意该参数仅影响引导设置阶段，设置完成后如果需要修改端口请修改配置文件`
+
+> [!IMPORTANT]
+> 如果引导设置阶段使用非80端口，将无法自动设置SSL证书
 
 或者