statusPanelOpen static method
╔─ STATUS ────────────╗ (double line variant)
Implementation
static void statusPanelOpen(String label) {
final w = _w();
final tag = '─[ $label ]';
final rest = '─' * (w - tag.length - 4).clamp(0, 999);
print('\n$_gr╔$tag$rest╗$_r');
}