8d1cf21966
- Remove KEY_COOKIES_BACKUP plaintext fallback from PreferencesManager - getCookies() now fails closed (force re-login) if EncryptedSharedPreferences unavailable - Set android:allowBackup="false" to prevent adb backup extraction of session data - Add missing gradle-wrapper.jar to repo Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>