feat(tui): allow silent hidden-preface submissions

code-rs/tui/src/app.rs

@@ -2548,9 +2548,17 @@ impl App<'_> {
                         widget.submit_text_message_with_preface(visible, preface);
                     }
                 }
-                AppEvent::SubmitHiddenTextWithPreface { agent_text, preface } => {
+                AppEvent::SubmitHiddenTextWithPreface {
+                    agent_text,
+                    preface,
+                    surface_notice,
+                } => {
                     if let AppState::Chat { widget } = &mut self.app_state {
-                        widget.submit_hidden_text_message_with_preface(agent_text, preface);
+                        widget.submit_hidden_text_message_with_preface_and_notice(
+                            agent_text,
+                            preface,
+                            surface_notice,
+                        );
                     }
                 }
                 AppEvent::RunReviewCommand(args) => {

code-rs/tui/src/app_event.rs

@@ -331,8 +331,14 @@ pub(crate) enum AppEvent {
     /// Submit a message with hidden preface instructions
     SubmitTextWithPreface { visible: String, preface: String },
 
-    /// Submit a hidden message that is not rendered in history but still sent to the LLM
-    SubmitHiddenTextWithPreface { agent_text: String, preface: String },
+    /// Submit a hidden message that is not rendered in history but still sent to the LLM.
+    /// When `surface_notice` is true, the TUI shows a developer-style notice with the
+    /// injected text; when false, the injection is silent.
+    SubmitHiddenTextWithPreface {
+        agent_text: String,
+        preface: String,
+        surface_notice: bool,
+    },
 
     /// Run a review with an explicit prompt/hint pair (used by TUI selections)
     RunReviewWithScope {

code-rs/tui/src/chatwidget.rs

@@ -26793,6 +26793,18 @@ Have we met every part of this goal and is there no further work to do?"#
         &mut self,
         agent_text: String,
         preface: String,
+    ) {
+        self.submit_hidden_text_message_with_preface_and_notice(agent_text, preface, true);
+    }
+
+    /// Submit a hidden message with optional notice surfacing.
+    /// When `surface_notice` is true, the injected text is also shown in history
+    /// as a developer-style notice; when false, the injection is silent.
+    pub(crate) fn submit_hidden_text_message_with_preface_and_notice(
+        &mut self,
+        agent_text: String,
+        preface: String,
+        surface_notice: bool,
     ) {
         if agent_text.trim().is_empty() && preface.trim().is_empty() {
             return;
@@ -26814,16 +26826,18 @@ Have we met every part of this goal and is there no further work to do?"#
             return;
         }
 
-        // Surface immediately in the TUI as a notice (developer-style message).
-        let mut notice_lines = Vec::new();
-        if !preface_cache.trim().is_empty() {
-            notice_lines.push(preface_cache.trim().to_string());
-        }
-        if !agent_cache.trim().is_empty() {
-            notice_lines.push(agent_cache.trim().to_string());
-        }
-        if !notice_lines.is_empty() {
-            self.history_push_plain_paragraphs(PlainMessageKind::Notice, notice_lines);
+        if surface_notice {
+            // Surface immediately in the TUI as a notice (developer-style message).
+            let mut notice_lines = Vec::new();
+            if !preface_cache.trim().is_empty() {
+                notice_lines.push(preface_cache.trim().to_string());
+            }
+            if !agent_cache.trim().is_empty() {
+                notice_lines.push(agent_cache.trim().to_string());
+            }
+            if !notice_lines.is_empty() {
+                self.history_push_plain_paragraphs(PlainMessageKind::Notice, notice_lines);
+            }
         }
 
         let msg = UserMessage {
@@ -34016,6 +34030,7 @@ impl ChatWidget<'_> {
             tx.send(AppEvent::SubmitHiddenTextWithPreface {
                 agent_text: message,
                 preface: String::new(),
+                surface_notice: false,
             });
         });
     }