Create RC primary service (load balancer)

polariton_auth/src/ping_pong.rs

@@ -0,0 +1,11 @@
+use polariton::packet::Ping;
+
+#[inline]
+pub fn ping_pong(mut ping: Ping) -> Ping {
+    if ping.tick2.is_some() {
+        ping.tick2 = None;
+    } else {
+        ping.tick2 = Some(ping.tick1);
+    }
+    ping
+}