fix: add relay client to support relay transport

src/p2p/behaviour.rs

@@ -10,10 +10,11 @@ use crate::p2p::codec::Codec;
 pub(crate) struct PProxyNetworkBehaviour {
     pub(crate) request_response: request_response::Behaviour<Codec>,
     pub(crate) relay: relay::Behaviour,
+    pub(crate) relay_client: relay::client::Behaviour,
 }
 
 impl PProxyNetworkBehaviour {
-    pub fn new(key: &Keypair) -> Self {
+    pub fn new(key: &Keypair, relay_client: relay::client::Behaviour) -> Self {
         let request_response = request_response::Behaviour::new(
             [(
                 StreamProtocol::new("/pproxy/1.0.0"),
@@ -25,6 +26,7 @@ impl PProxyNetworkBehaviour {
         Self {
             request_response,
             relay,
+            relay_client,
         }
     }
 }

src/p2p/mod.rs

@@ -31,6 +31,7 @@ pub(crate) fn new_swarm(
             noise::Config::new,
             yamux::Config::default,
         )?
+        .with_relay_client(noise::Config::new, yamux::Config::default)?
         .with_behaviour(PProxyNetworkBehaviour::new)?
         .with_swarm_config(|c| c.with_idle_connection_timeout(std::time::Duration::from_secs(60)))
         .build();