feat(tui): Ctrl+S sends next queued message as a steer

crates/tui/src/localization.rs

@@ -1347,7 +1347,7 @@ fn english(id: MessageId) -> &'static str {
         }
         MessageId::CmdSlopDescription => "Inspect or export the SlopLedger",
         MessageId::CmdStashDescription => {
-            "Park or restore a composer draft (Ctrl+S to push, /stash list/pop)"
+            "Park or restore a composer draft (Ctrl+S sends next queued message as a steer when the queue is non-empty; otherwise stash, /stash list/pop)"
         }
         MessageId::CmdStatusDescription => "Show runtime session status",
         MessageId::CmdStatuslineDescription => "Configure which items appear in the footer",
@@ -1449,7 +1449,9 @@ fn english(id: MessageId) -> &'static str {
             "Delete character before / after the cursor, or remove selected attachment"
         }
         MessageId::KbClearDraft => "Clear the current draft",
-        MessageId::KbStashDraft => "Stash the current draft (`/stash pop` to restore)",
+        MessageId::KbStashDraft => {
+            "Send next queued message as a steer, or stash the current draft (`/stash pop` to restore)"
+        }
         MessageId::KbSearchHistory => "Search prompt history and recover local drafts",
         MessageId::KbInsertNewline => "Insert a newline in the composer",
         MessageId::KbSendDraft => "Send the current draft",

crates/tui/src/tui/ui.rs

@@ -4394,6 +4394,29 @@ async fn run_event_loop(
                 {
                     app.delete_word_backward();
                 }
+                KeyCode::Char('s') | KeyCode::Char('S')
+                    if key.modifiers == KeyModifiers::CONTROL
+                        && !app.queued_messages.is_empty() =>
+                {
+                    // Ctrl+S sends the next queued follow-up as a steer into
+                    // the current turn, letting the user manually flush the
+                    // queue without retyping it.
+                    let message = app.pop_queued_message().expect("queue non-empty");
+                    if let Err(err) = steer_user_message(app, &engine_handle, message.clone()).await
+                    {
+                        app.queued_messages.push_front(message);
+                        app.status_message = Some(format!(
+                            "Steer failed ({err}); {} queued — ↑ to edit, /queue list",
+                            app.queued_message_count()
+                        ));
+                    } else {
+                        app.push_status_toast(
+                            &format!("Steered queued message: {}", message.display),
+                            StatusToastLevel::Info,
+                            Some(3_000),
+                        );
+                    }
+                }
                 KeyCode::Char('s') | KeyCode::Char('S')
                     if key.modifiers == KeyModifiers::CONTROL && !app.input.is_empty() =>
                 {