Add pending_review_screen as an app's feature only

Cargo.toml

@@ -18,7 +18,8 @@ opt-level = 'z'
 lto = true
 
 [features]
-pending_review_screen = ["ledger_device_sdk/pending_review_screen"]
+default = ["pending_review_screen"]
+pending_review_screen = []
 
 [package.metadata.ledger]
 curve = ["secp256k1"]

src/main.rs

@@ -37,6 +37,7 @@ use handlers::{
  sign_tx::{handler_sign_tx, TxContext},
 };
 use ledger_device_sdk::io::{ApduHeader, Comm, Event, Reply, StatusWords};
+#[cfg(feature = "pending_review_screen")]
 use ledger_device_sdk::ui::gadgets::display_pending_review;
 
 ledger_device_sdk::set_panic!(ledger_device_sdk::exiting_panic);
@@ -125,6 +126,7 @@ extern "C" fn sample_main() {
 
  // Developer mode / pending review popup
  // must be cleared with user interaction
+ #[cfg(feature = "pending_review_screen")]
  display_pending_review(&mut comm);
 
  let mut tx_ctx = TxContext::new();