fix bug that allowed user to bypass warning slide during onboarding

app/src/main/java/sh/sar/basedbank/ui/onboarding/OnboardingActivity.kt

@@ -31,9 +31,14 @@ class OnboardingActivity : AppCompatActivity(), SecuritySetupFragment.Callback {
         ThemeHelper.applyAccent(this)
         super.onCreate(savedInstanceState)
 
-        // If security is already configured, onboarding is complete. Redirect to lock screen
-        // to prevent overwriting an existing PIN/pattern via direct activity launch.
-        if (CredentialStore(this).loadSecurityHash() != null) {
+        prefs = getSharedPreferences("prefs", MODE_PRIVATE)
+
+        // Only redirect to the lock screen if onboarding is fully complete. Checking the
+        // security hash alone is not sufficient — the hash is written during the PIN/pattern
+        // setup step (page 1) which happens *before* the user clicks "Get Started", so a
+        // theme change or process restart mid-onboarding would otherwise trigger this guard
+        // and strand the user in the lock flow without finishing onboarding.
+        if (prefs.getBoolean("onboarding_done", false) && CredentialStore(this).loadSecurityHash() != null) {
             startActivity(Intent(this, LockActivity::class.java))
             finish()
             return
@@ -50,7 +55,6 @@ class OnboardingActivity : AppCompatActivity(), SecuritySetupFragment.Callback {
         val ta = obtainStyledAttributes(intArrayOf(android.R.attr.colorBackground))
         window.statusBarColor = ta.getColor(0, if (isLight) android.graphics.Color.WHITE else android.graphics.Color.BLACK)
         ta.recycle()
-        prefs = getSharedPreferences("prefs", MODE_PRIVATE)
         val originalBottomPadding = binding.bottomBar.paddingBottom
         ViewCompat.setOnApplyWindowInsetsListener(binding.bottomBar) { view, insets ->
             val navBar = insets.getInsets(WindowInsetsCompat.Type.systemBars())

app/src/main/java/sh/sar/basedbank/ui/onboarding/OnboardingFragment.kt

@@ -59,6 +59,7 @@ class OnboardingFragment : Fragment() {
 
     private fun notifyScrolledToBottom() {
         if (scrolledToBottom) return
+        if (!isAdded) return
         scrolledToBottom = true
         parentFragmentManager.setFragmentResult(RESULT_SCROLLED_TO_BOTTOM, Bundle.EMPTY)
     }