make initial screen in compose example scrollable

@@ -11,6 +11,8 @@ import androidx.activity.result.contract.ActivityResultContracts
 import androidx.activity.viewModels
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.*
 import androidx.compose.runtime.*
 import androidx.compose.ui.Alignment
@@ -84,14 +86,21 @@ class MainActivity : ComponentActivity() {
         AppTheme {
             var url by remember { mutableStateOf(defaultUrl) }
             var token by remember { mutableStateOf(defaultToken) }
+            val scrollState = rememberScrollState()
             // A surface container using the 'background' color from the theme
             Surface(
                 color = MaterialTheme.colors.background,
-                modifier = Modifier.fillMaxSize()
+                modifier = Modifier
+                    .fillMaxSize()
+            ) {
+                Box(
+                    modifier = Modifier
+                        .verticalScroll(scrollState)
                 ) {
                     Column(
                         horizontalAlignment = Alignment.CenterHorizontally,
-                    modifier = Modifier.padding(10.dp)
+                        modifier = Modifier
+                            .padding(10.dp)
                     ) {
                         Spacer(modifier = Modifier.height(50.dp))
                         Image(
@@ -135,6 +144,7 @@ class MainActivity : ComponentActivity() {
                 }
             }
         }
+    }
 
     private fun requestPermissions() {
         val requestPermissionLauncher =