Add minimum matchmaking lobby server

rc_lobby/src/cli.rs

@@ -0,0 +1,31 @@
+use clap::Parser;
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+pub struct CliArgs {
+    /// TCP port on which to accept connections
+    #[arg(short, long, default_value_t = 4540)]
+    pub port: u16,
+
+    /// IP Address on which to accept connections
+    #[arg(long, default_value_t = {"127.0.0.1".to_string()})]
+    pub ip: String,
+
+    /// Domain and port of the game server to send new connections
+    #[arg(long, default_value_t = {"127.0.0.1:4541".to_string()})]
+    pub redirect: String,
+
+    /// Name of game server to send new connections
+    #[arg(long, default_value_t = {"ngram_is_ngnius".to_string()})]
+    pub room_name: String,
+
+    /// Handle one connection and then exit
+    #[arg(short = '1', long)]
+    pub once: bool,
+}
+
+impl CliArgs {
+    pub fn get() -> Self {
+        Self::parse()
+    }
+}