chore: get port

src/config.rs

@@ -58,6 +58,10 @@ pub struct CertConfig {
 }
 
 impl CertConfig {
+    // pub fn get_port(&self, port: Option<u16>) -> u16 {
+    //     self.port.or(port).unwrap_or(80)
+    // }
+
     pub fn filter_cert_config_items(self, valid_days: i32) -> Self {
         let mut filtered_cert_items = vec![];