add service option

src/main.rs

@@ -17,6 +17,11 @@ struct Args {
     /// include port number :22
     #[arg(short, long)]
     ip: String,
+
+    /// name of service
+    #[arg(short, long, required = true)]
+    service: Vec<String>,
+
 }
 
 fn main() {
@@ -38,7 +43,7 @@ fn main() {
 
     println!("-------------------------");
 
-    for service in ["forgejo", "gollum", "hydra-server", "syncthing", "wastebin"] {
+    for service in &args.service {
         check_service_status(&sess, service);
     }
 }