Synced from monorepo

Changes:
- Detect the herdr multiplexer
- Mark /gboom as non-production code
- Bound peak memory when loading a large session
- Add a subagent lifecycle soak bounding threads, fds, and heap
- Stream inherited replay to bound fork memory
- Copy full plan from plan approval with y
- Stop armed signature verification from deleting the managed-deny smoke policy
- Add source-tagged terminal version telemetry
- Show the UI instantly and fetch models and settings in the background
- Session test helpers
- computer_reason on the ConversationHistoryDone trailer

crates/codegen/xai-grok-pager/src/views/file_search/line_viewer.rs

@@ -553,6 +553,8 @@ pub struct PlanViewerExtras {
     pub comment_hovered: bool,
     pub abandon_button_area: Option<Rect>,
     pub abandon_hovered: bool,
+    pub copy_button_area: Option<Rect>,
+    pub copy_hovered: bool,
     pub last_click_at: Option<std::time::Instant>,
     pub gutter_drag_start: Option<usize>,
     pub gutter_drag_end: Option<usize>,
@@ -822,8 +824,7 @@ impl LineViewerState {
     }
 
     /// Whether the plan modal should render the action-button footer.
-    /// True for both modes: plan-approval (q/c/s|a) and casual
-    /// (c/s — quit via the close-X button instead of a footer button).
+    /// True for plan-approval and casual plan preview (not plain file preview).
     pub fn show_footer(&self) -> bool {
         self.plan
             .as_ref()
@@ -1477,10 +1478,7 @@ pub fn render_line_viewer(
     //    Buttons use the same `key bold + label dim` treatment as
     //    `render_modal_shortcuts`, sit in a single row separated by
     //    `  |  `, centered within the modal frame.
-    //
-    //    - Plan-approval:  q quit | c comment | s send / a approve
-    //    - Casual preview:           c comment | s send  (no `q` —
-    //      the close-X button handles closing in casual mode)
+    //    Casual preview omits `q` (close via the X button).
     if viewer.show_footer() && inner.height >= 2 {
         let div_y = inner.y + inner.height - 2;
         let div_style = Style::default().fg(theme.gray_dim).bg(theme.bg_base);
@@ -1492,11 +1490,15 @@ pub fn render_line_viewer(
         let abandon_hovered = viewer.plan_ref().is_some_and(|p| p.abandon_hovered);
         let comment_hovered = viewer.plan_ref().is_some_and(|p| p.comment_hovered);
         let approve_hovered = viewer.plan_ref().is_some_and(|p| p.approve_hovered);
+        let copy_hovered = viewer.plan_ref().is_some_and(|p| p.copy_hovered);
         let is_approval = viewer.feedback_active();
 
         let comment_spans = build_shortcut_button('c', "comment", comment_hovered, theme);
         let comment_w: u16 = comment_spans.iter().map(|s| s.width() as u16).sum();
 
+        let copy_spans = build_shortcut_button('y', "copy plan", copy_hovered, theme);
+        let copy_w: u16 = copy_spans.iter().map(|s| s.width() as u16).sum();
+
         // In approval mode, always show `a approve`. When there are
         // pending review comments, also show `s revise` (request changes).
         // In approval mode, show `a approve` (or `a approve w/ comments`
@@ -1555,18 +1557,20 @@ pub fn render_line_viewer(
         let sep_w: u16 = 5; // separator is fixed-width ASCII; matches modal_window.rs:565
         let sep_style = Style::default().fg(theme.gray_dim).bg(theme.bg_base);
 
-        // Total width: [action] + (sep + revise)? + sep + comment[badge?] + (sep + quit)?
-        let mut total_w: u16 = 0;
+        let mut base_w: u16 = 0;
         if action_w > 0 {
-            total_w = total_w.saturating_add(action_w).saturating_add(sep_w);
+            base_w = base_w.saturating_add(action_w).saturating_add(sep_w);
         }
         if revise_w > 0 {
-            total_w = total_w.saturating_add(revise_w).saturating_add(sep_w);
+            base_w = base_w.saturating_add(revise_w).saturating_add(sep_w);
         }
-        total_w = total_w.saturating_add(comment_w).saturating_add(badge_w);
+        base_w = base_w.saturating_add(comment_w).saturating_add(badge_w);
         if let Some((_, w)) = &quit_spans {
-            total_w = total_w.saturating_add(sep_w).saturating_add(*w);
+            base_w = base_w.saturating_add(sep_w).saturating_add(*w);
         }
+        let with_copy_w = base_w.saturating_add(sep_w).saturating_add(copy_w);
+        let show_copy = with_copy_w <= inner.width;
+        let total_w = if show_copy { with_copy_w } else { base_w };
 
         if total_w <= inner.width {
             let mut x = inner.x + (inner.width - total_w) / 2;
@@ -1620,6 +1624,20 @@ pub fn render_line_viewer(
                 x += badge_w;
             }
 
+            if show_copy {
+                buf.set_string(x, bottom_y, separator, sep_style);
+                x += sep_w;
+                let copy_x = x;
+                for span in &copy_spans {
+                    let w = span.width() as u16;
+                    buf.set_span(x, bottom_y, span, w);
+                    x += w;
+                }
+                viewer.plan_mut().copy_button_area = Some(Rect::new(copy_x, bottom_y, copy_w, 1));
+            } else {
+                viewer.plan_mut().copy_button_area = None;
+            }
+
             // Quit button — approval mode only.
             if let Some((spans, w)) = quit_spans {
                 buf.set_string(x, bottom_y, separator, sep_style);
@@ -1640,6 +1658,7 @@ pub fn render_line_viewer(
             let plan = viewer.plan_mut();
             plan.approve_button_area = None;
             plan.comment_button_area = None;
+            plan.copy_button_area = None;
             plan.abandon_button_area = None;
         }
     }
@@ -1683,6 +1702,20 @@ mod tests {
         );
     }
 
+    #[test]
+    fn plan_preview_exposes_full_raw_markdown_for_copy() {
+        let body = "# Plan\n\n- Do the thing\n- Then ship";
+        let mut viewer = LineViewerState::open_markdown_content("plan.md", body.to_owned(), None)
+            .expect("markdown content should open");
+        viewer.kind = LineViewerKind::PlanPreview;
+        viewer.prepare_layout(80, 20);
+
+        assert_eq!(
+            viewer.markdown_content_for_feedback().as_deref(),
+            Some(body)
+        );
+    }
+
     fn line_text(line: &Line<'_>) -> String {
         line.spans
             .iter()

crates/codegen/xai-grok-pager/src/views/prompt_widget/mod.rs

@@ -1826,6 +1826,8 @@ impl PromptWidget {
                     terminal.multiplexer = %evt.terminal.multiplexer,
                     terminal.is_ssh = evt.terminal.is_ssh,
                     terminal.term_var = %evt.terminal.term_var,
+                    terminal.term_version = %evt.terminal.term_version,
+                    terminal.term_version_source = %evt.terminal.term_version_source,
                     key.code = %evt.key_code,
                     key.modifiers = %evt.key_modifiers,
                     key.kind = %evt.key_kind,