Lightyear setup (#55)

crates/client/src/client.rs

@@ -0,0 +1,35 @@
+use bevy::prelude::*;
+use lightyear::{
+    netcode::Key,
+    prelude::{client::NetcodeConfig, *},
+};
+use std::net::{IpAddr, Ipv4Addr, SocketAddr};
+
+pub fn plugin(app: &mut App) {
+    app.add_systems(Startup, temp_connect_on_startup);
+}
+
+fn temp_connect_on_startup(mut commands: Commands) -> Result {
+    let client_addr = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 25564);
+    let server_addr = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 25565);
+    let auth = Authentication::Manual {
+        server_addr,
+        client_id: 0,
+        private_key: Key::default(),
+        protocol_id: 0,
+    };
+    commands
+        .spawn((
+            Name::from("Client"),
+            Client::default(),
+            LocalAddr(client_addr),
+            PeerAddr(server_addr),
+            Link::new(None),
+            ReplicationReceiver::default(),
+            client::NetcodeClient::new(auth, NetcodeConfig::default())?,
+            UdpIo::default(),
+        ))
+        .trigger(Connect);
+
+    Ok(())
+}