truncateSqliteWidth function
Truncates value to width characters, ending with an ellipsis when
cut (omp's truncateToWidth, measured in code units).
Implementation
String truncateSqliteWidth(String value, int width) {
if (value.length <= width) return value;
if (width <= 1) return '…';
return '${value.substring(0, width - 1)}…';
}