- [x] Create `SetupRegressionTest.kt` under `app/src/androidTest/java/com/yorvana/regression/setup/`
- [x] Remove `rD01` from `VaultRealOsRegressionTest.kt`
- [x] Run the test to verify it fails as expected
- [x] Apply the fix in `MainActivity.kt`
- [x] Run the test to verify it passes successfully
- [x] Fix ktlint blank-line violation in VaultRealOsRegressionTest.kt
- [x] All quality checks pass (ktlint, detekt, lintDebug)