new feature: resume last activity after unlocking instead of goind to dashboard everytime

app/src/main/java/sh/sar/basedbank/LockActivity.kt

@@ -39,6 +39,7 @@ class LockActivity : AppCompatActivity() {
     companion object {
         private const val MAX_ATTEMPTS = 5
         private const val LOCKOUT_MS = 30_000L
+        const val EXTRA_RESUME = "resume"
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -270,8 +271,12 @@ class LockActivity : AppCompatActivity() {
     }
 
     private fun proceed() {
-        startActivity(Intent(this, HomeActivity::class.java))
-        finish()
+        if (intent.getBooleanExtra(EXTRA_RESUME, false)) {
+            finish()
+        } else {
+            startActivity(Intent(this, HomeActivity::class.java))
+            finish()
+        }
     }
 
     // ── Brute-force tracking ──────────────────────────────────────────────────