Show session Id being established in cli immediately after creation

This ensures that the session id is printed immediately after session id
creation ensuring that the session id is displayed at the earliest
moment it is readable.

Author: benalleng

payjoin-cli/src/app/v2/mod.rs

@@ -238,6 +238,7 @@ impl AppTrait for App {
                         let psbt = self.create_original_psbt(&address, amount, fee_rate)?;
                         let persister =
                             SenderPersister::new(self.db.clone(), bip21, receiver_pubkey)?;
+                        println!("Send session established: {}", persister.session_id());
                         let sender =
                             SenderBuilder::from_parts(psbt, pj_param, &address, Some(amount))
                                 .build_recommended(fee_rate)?
@@ -246,7 +247,6 @@ impl AppTrait for App {
                         (SendSession::WithReplyKey(sender), persister)
                     }
                 };
-                println!("Send session established: {}", persister.session_id());
                 let mut interrupt = self.interrupt.clone();
                 tokio::select! {
                     res = self.process_sender_session(sender_state, &persister) => {
@@ -297,8 +297,8 @@ impl AppTrait for App {
             receiver_builder = receiver_builder.with_max_fee_rate(max_fee_rate);
         }
         let session = receiver_builder.build().save(&persister)?;
-
         println!("Receive session established: {}", persister.session_id());
+
         let pj_uri = session.pj_uri();
         println!("Request Payjoin by sharing this Payjoin Uri:");
         println!("{pj_uri}");