Function parsePx

src/hooks/usePanelDrag.ts:110–113

(value: string)

}

function parsePx(value: string) {
  const parsed = Number.parseFloat(value);
  return Number.isFinite(parsed) ? parsed : 0;
}

function buildContainerMetrics(container: HTMLElement, maxCols: number): ContainerMetrics {
  const rect = container.getBoundingClientRect();