Vain attempts to stop script

src/ui.rs

@@ -127,7 +127,9 @@ fn render_popup(f: &mut Frame, popup: &mut Popup) {
 
         Popup::ExecutingStructured {
             reply_tx: _,
+            script_pid: _,
             kill_tx: _,
+            task_handles: _,
             log_buffer,
             current_command,
             input_buffer,
@@ -184,13 +186,27 @@ fn render_popup(f: &mut Frame, popup: &mut Popup) {
             let at_bottom = pos >= max_pos;
             let at_top = pos == 0;
 
+            // Reusable scroll hint based on current position
+            let scroll_hint = if total <= visible {
+                // All content fits — nothing to scroll
+                String::new()
+            } else if at_top && at_bottom {
+                String::new()
+            } else if at_top {
+                format!(" │ PgDn/↓ вниз ({}/{})", end, total)
+            } else if at_bottom {
+                format!(" │ PgUp/↑ вверх ({}/{})", end, total)
+            } else {
+                format!(" │ PgUp ↑  PgDn ↓ ({}/{})", end, total)
+            };
+
             let (title, border_color): (String, Color) = match finished {
                 Some(0) => (
-                    " ✓ Завершено — Esc закрыть │ PgUp/↑↓ скролл ".to_string(),
+                    format!(" ✓ Завершено — Esc закрыть{} ", scroll_hint),
                     Color::Green,
                 ),
                 Some(code) => (
-                    format!(" ✗ Ошибка (код {}) — Esc закрыть │ PgUp/↑↓ скролл ", code),
+                    format!(" ✗ Ошибка (код {}) — Esc закрыть{} ", code, scroll_hint),
                     Color::Red,
                 ),
                 None if at_top && at_bottom => (
@@ -486,22 +502,49 @@ fn render_command(
         }
 
         executor::StructuredCommand::Progress { percent, message } => {
-            let bar_width = area.width.saturating_sub(4) as usize;
-            let filled = (*percent as usize * bar_width) / 100;
-            let bar = format!(
-                "[{}{}] {}%",
-                "█".repeat(filled),
-                "░".repeat(bar_width.saturating_sub(filled)),
-                percent
-            );
             let msg = message.as_deref().unwrap_or("");
-            let paragraph = Paragraph::new(vec![Line::from(bar), Line::from(msg)]).block(
-                Block::default()
-                    .borders(Borders::ALL)
-                    .title(" Прогресс ")
-                    .border_style(Style::default().fg(Color::Cyan)),
-            );
-            f.render_widget(paragraph, area);
+            match percent {
+                Some(pct) => {
+                    let bar_width = area.width.saturating_sub(4) as usize;
+                    let filled = (*pct as usize * bar_width) / 100;
+                    let bar = format!(
+                        "[{}{}] {}%",
+                        "█".repeat(filled),
+                        "░".repeat(bar_width.saturating_sub(filled)),
+                        pct
+                    );
+                    let paragraph = Paragraph::new(vec![
+                        Line::from(bar),
+                        Line::from(msg),
+                    ])
+                    .block(
+                        Block::default()
+                            .borders(Borders::ALL)
+                            .title(" Прогресс ")
+                            .border_style(Style::default().fg(Color::Cyan)),
+                    );
+                    f.render_widget(paragraph, area);
+                }
+                None => {
+                    // Indeterminate: spinning braille dots
+                    const SPINNER: &[&str] =
+                        &["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"];
+                    let frame = (std::time::SystemTime::now()
+                        .duration_since(std::time::UNIX_EPOCH)
+                        .unwrap_or_default()
+                        .as_millis()
+                        / 120) as usize;
+                    let spinner = SPINNER[frame % SPINNER.len()];
+                    let line = format!("{} {}", spinner, msg);
+                    let paragraph = Paragraph::new(line).block(
+                        Block::default()
+                            .borders(Borders::ALL)
+                            .title(" Прогресс ")
+                            .border_style(Style::default().fg(Color::Cyan)),
+                    );
+                    f.render_widget(paragraph, area);
+                }
+            }
         }
 
         executor::StructuredCommand::Form { prompt, fields } => {