clearAllSecureData static method
✅ Clear all stored keys in SharedPreferences
Implementation
static Future<void> clearAllSecureData() async {
try {
if (_prefs == null) throw Exception('SharedPreferences not initialized');
for (final key in KeyConfig.allKeys) {
await _prefs!.remove(key);
}
} catch (e) {
throw Exception('Failed to clear all data: $e');
}
}