examples(pkarr): enable using relay client

pkarr/examples/README.md

@@ -6,8 +6,21 @@
 cargo run --example publish
 ```
 
+or to use a Relay client:
+
+```sh
+cargo run --features relay --example publish
+```
+
 ## Resolve
 
 ```sh
 cargo run --example resolve <zbase32 public key from Publish step>
 ```
+
+or to use a Relay client:
+
+```sh
+cargo run --features relay --example resolve <zbase32 public key from Publish step>
+```
+

pkarr/examples/publish.rs

@@ -11,12 +11,18 @@ use tracing_subscriber;
 
 use std::time::Instant;
 
-use pkarr::{dns, Client, Keypair, SignedPacket};
+use pkarr::{dns, Keypair, SignedPacket};
+
+#[cfg(feature = "relay")]
+use pkarr::client::relay::Client;
+#[cfg(not(feature = "relay"))]
+use pkarr::Client;
 
 #[tokio::main]
 async fn main() {
     tracing_subscriber::fmt()
         .with_max_level(Level::DEBUG)
+        .with_env_filter("pkarr")
         .init();
 
     let client = Client::builder().build().unwrap();

pkarr/examples/resolve.rs

@@ -11,10 +11,15 @@ use std::{
     time::{Duration, Instant},
 };
 
-use pkarr::{Client, PublicKey};
-
 use clap::Parser;
 
+use pkarr::PublicKey;
+
+#[cfg(feature = "relay")]
+use pkarr::client::relay::Client;
+#[cfg(not(feature = "relay"))]
+use pkarr::Client;
+
 #[derive(Parser)]
 #[command(author, version, about, long_about = None)]
 struct Cli {