Function exportState

app.js:896–908

* Export state as JSON file

(state)

 * Export state as JSON file
 */
function exportState(state) {
    const dataStr = JSON.stringify(state, null, 2);
    const blob = new Blob([dataStr], { type: 'application/json' });
    const url = URL.createObjectURL(blob);

    const link = document.createElement('a');
    link.href = url;
    link.download = `unmessify_backup_${formatDate(new Date())}.json`;
    link.click();

    URL.revokeObjectURL(url);
    showToast('Data exported successfully!', 'success');
}

/**
 * Import state from JSON file