Fix: boundary fix in help/dict views

src/views/help_view.rs

@@ -223,6 +223,7 @@ fn render_content(frame: &mut Frame, app: &App, area: Rect) {
         .map(|l| wrapped_line_count(l, content_width))
         .sum();
     let max_scroll = total_wrapped.saturating_sub(visible_height);
+    app.ui.help_max_scroll.set(max_scroll);
     let scroll = app.ui.help_scroll().min(max_scroll);
 
     let mut lines = parsed.lines.clone();