examples(authz): update the readme to explain using Authenticator cli

examples/authz/README.md

@@ -5,7 +5,7 @@ This example shows 3rd party authorization in Pubky.
 It consists of 2 parts:
 
 1. [3rd party app](./3rd-party-app): A web component showing the how to implement a Pubky Auth widget.
-2. [Authenticator CLI](./authenticator): A CLI showing the authenticator (key chain) asking user for consent and generating the AuthToken.
+2. [Authenticator CLI](./authenticator.rs): A CLI showing the authenticator (key chain) asking user for consent and generating the AuthToken.
 
 ## Usage
 
@@ -26,4 +26,10 @@ Copy the Pubky Auth URL from the frontend.
 
 Finally run the CLI to paste the Pubky Auth in.
 
+```bash
+cargo run --bin authenticator <RECOVERY_FILE> "<Auth_URL>" [Testnet]
+```
+
+Where the auth url should be within qutoatino marks, and the Testnet is an option you can set to true to use the local homeserver
+
 You should see the frontend reacting by showing the success of authorization and session details.

examples/authz/authenticator.rs

@@ -17,6 +17,9 @@ struct Cli {
 
     /// Pubky Auth url
     url: Url,
+
+    // Whether or not to use testnet Dht network (local testing)
+    testnet: Option<bool>,
 }
 
 #[tokio::main]
@@ -62,14 +65,20 @@ async fn main() -> Result<()> {
     println!("Successfully decrypted recovery file...");
     println!("PublicKey: {}", keypair.public_key());
 
-    let client = PubkyClient::testnet();
+    let client = if cli.testnet.unwrap_or_default() {
+        let client = PubkyClient::testnet();
+
+        // For the purposes of this demo, we need to make sure
+        // the user has an account on the local homeserver.
+        if client.signin(&keypair).await.is_err() {
+            client
+                .signup(&keypair, &PublicKey::try_from(HOMESERVER).unwrap())
+                .await?;
+        };
 
-    // For the purposes of this demo, we need to make sure
-    // the user has an account on the local homeserver.
-    if client.signin(&keypair).await.is_err() {
         client
-            .signup(&keypair, &PublicKey::try_from(HOMESERVER).unwrap())
-            .await?;
+    } else {
+        PubkyClient::builder().build()
     };
 
     println!("Sending AuthToken to the 3rd party app...");