fix: place help below both panes and status in table border

src/connection.rs

@@ -34,8 +34,10 @@ pub fn run(terminal: &mut DefaultTerminal, initial: Option<Database>) -> Result<
             expanded,
         );
         terminal.draw(|frame| {
+            let [main, help] =
+                Layout::vertical([Constraint::Min(1), Constraint::Length(2)]).areas(frame.area());
             let [sidebar, content] = Layout::horizontal([Constraint::Length(32), Constraint::Min(1)])
-                .areas(frame.area());
+                .areas(main);
             let items = entries.iter().map(|entry| {
                 ListItem::new(match *entry {
                     ExplorerEntry::Database(index) => {
@@ -62,6 +64,9 @@ pub fn run(terminal: &mut DefaultTerminal, initial: Option<Database>) -> Result<
             if let Some(error) = &error {
                 frame.render_widget(Paragraph::new(error.as_str()).style(Style::default().fg(Color::Red)), Rect::new(content.x, content.bottom().saturating_sub(1), content.width, 1));
             }
+            frame.render_widget(Paragraph::new(
+                " Tab focus · Esc explorer · ↑↓/jk move · Enter open · s schema/rows\n ←→/hl columns · n/p page · r refresh · c add database · q quit"
+            ).style(Style::default().fg(Color::DarkGray)), help);
             if show_form {
                 form.draw(frame);
             }