Function writeToFS

packages/app-expo/src/stores/persist.ts:45–53

(key: string, data: unknown)

}

async function writeToFS(key: string, data: unknown): Promise<void> {
  try {
    await ensureDir();
    const filePath = `${STORE_DIR}/${key}.json`;
    await FileSystem.writeAsStringAsync(filePath, JSON.stringify(data));
  } catch (err) {
    console.error(`Failed to persist ${key}:`, err);
  }
}

export async function loadFromFS<T>(key: string): Promise<T | null> {
  try {