fix: stabilize Android permission state names

apps/chanora_flutter/android/app/src/main/kotlin/app/chanora/chanora_flutter/MainActivity.kt

@@ -86,6 +86,14 @@ class MainActivity : FlutterActivity() {
     // in configureFlutterEngine and cleared in onDestroy after detach().
     private var backIntentBridge: BackIntentBridge? = null
 
+    private fun permissionStateWireName(
+        state: AndroidPermissionRequester.PermissionState,
+    ): String = when (state) {
+        AndroidPermissionRequester.PermissionState.Granted -> "Granted"
+        AndroidPermissionRequester.PermissionState.Denied -> "Denied"
+        AndroidPermissionRequester.PermissionState.PermanentlyDenied -> "PermanentlyDenied"
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         window.navigationBarColor = Color.rgb(255, 251, 254)
@@ -125,7 +133,7 @@ class MainActivity : FlutterActivity() {
         permissionsChannel = channel
         val requester = AndroidPermissionRequester()
         requester.stateChangeListener = { permission, state ->
-            val stateName = state.javaClass.simpleName
+            val stateName = permissionStateWireName(state)
             channel.invokeMethod(
                 MethodChannels.METHOD_PERMISSION_STATE_CHANGED,
                 mapOf(
@@ -166,7 +174,7 @@ class MainActivity : FlutterActivity() {
                     val r = permissionRequester
                     if (r != null) {
                         r.ensureRecordAudioPermission(this) { state ->
-                            result.success(state.javaClass.simpleName)
+                            result.success(permissionStateWireName(state))
                         }
                     } else {
                         result.error(