saveData static method
Implementation
static Future<bool> saveData({
required key,
required dynamic value,
}) async {
if (value is String) return sharedPreferences!.setString(key, value);
if (value is bool) return sharedPreferences!.setBool(key, value);
if (value is double) return sharedPreferences!.setDouble(key, value);
return await sharedPreferences!.setInt(key, value);
}