                   return;
                    }
                    importModalOverlay.classList.add('hidden');
                    showLoading();
                    try {
                        const filePart = url.split('/').pop().split('?')[0];
                        const isSh = filePart.endsWith('.sh');
                        const now = new Date();
                        const pad = n => n.toString().padStart(2, '0');
                        const stamp = `${now.getFullYear()}${pad(now.getMonth(