fix

crates/pikl-gui/src/lib.rs

@@ -177,7 +177,12 @@ fn setup_bridge(
     action_tx: mpsc::Sender<ModifiedAction>,
     event_rx: broadcast::Receiver<MenuEvent>,
 ) {
-    let _ = action_tx.blocking_send(ModifiedAction::new(Action::Resize {
+    // try_send rather than blocking_send: this is the first
+    // message on a fresh channel so it always has capacity,
+    // and try_send works regardless of whether we're inside
+    // a tokio runtime context (macOS calls this from the
+    // main thread outside block_on).
+    let _ = action_tx.try_send(ModifiedAction::new(Action::Resize {
         height: VIEWPORT_HEIGHT,
     }));