refactor: use lifecycle-aware permission request

Author: jvsena42

app/src/main/java/to/bitkit/ui/screens/wallets/send/SendRecipientScreen.kt

@@ -45,6 +45,8 @@ import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.viewinterop.AndroidView
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
 import androidx.lifecycle.compose.LocalLifecycleOwner
 import com.google.accompanist.permissions.ExperimentalPermissionsApi
 import com.google.accompanist.permissions.isGranted
@@ -110,8 +112,17 @@ fun SendRecipientScreen(
             .build()
     }
 
-    LaunchedEffect(Unit) {
-        cameraPermissionState.launchPermissionRequest()
+    DisposableEffect(lifecycleOwner) {
+        val observer = LifecycleEventObserver { _, event ->
+            if (event == Lifecycle.Event.ON_START) {
+                cameraPermissionState.launchPermissionRequest()
+            }
+        }
+        lifecycleOwner.lifecycle.addObserver(observer)
+
+        onDispose {
+            lifecycleOwner.lifecycle.removeObserver(observer)
+        }
     }
 
     // QR code analyzer with auto-proceed callback