feat: client-server mode

src/main.rs

@@ -1,6 +1,15 @@
+use std::env;
+
 mod app;
+mod server;
 mod sysinfo_snapshot;
 
-fn main() -> Result<(), impl std::error::Error> {
-    app::run()
+fn main() {
+    match env::args().nth(1).as_deref() {
+        Some("server") => server::run().unwrap(),
+
+        None | Some("client") => app::run().unwrap(),
+
+        Some(s) => panic!("invalid argument: {s}"),
+    }
 }