perf: short-circuit granted mic permission checks

apps/chanora_flutter/lib/services/android_permissions_service.dart

@@ -78,6 +78,8 @@ const String methodPermissionStateChanged = 'permissionStateChanged';
 /// Trace: SDD-106 §1.
 @visibleForTesting
 const String methodRequestRecordAudio = 'requestRecordAudio';
+@visibleForTesting
+const String methodRequestStartupPermissions = 'requestStartupPermissions';
 
 /// Outbound (Dart → Kotlin) method that deep-links to the application's
 /// Android Settings page so the user can re-grant a permanently-denied
@@ -109,6 +111,15 @@ enum AndroidRecordAudioPermissionState {
   unknown,
 }
 
+enum AndroidPermissionKind {
+  recordAudio('android.permission.RECORD_AUDIO'),
+  bluetoothConnect('android.permission.BLUETOOTH_CONNECT'),
+  postNotifications('android.permission.POST_NOTIFICATIONS');
+
+  const AndroidPermissionKind(this.permission);
+  final String permission;
+}
+
 /// Maps the Kotlin-side `PermissionState` string into the Dart enum.
 AndroidRecordAudioPermissionState _parseState(String? raw) {
   switch (raw) {
@@ -157,6 +168,16 @@ class AndroidPermissionsService {
             : AndroidRecordAudioPermissionState.granted,
       );
 
+  final Map<AndroidPermissionKind, ValueNotifier<AndroidRecordAudioPermissionState>>
+  _extraStates = {
+    for (final kind in AndroidPermissionKind.values)
+      kind: ValueNotifier<AndroidRecordAudioPermissionState>(
+        _isAndroid
+            ? AndroidRecordAudioPermissionState.unknown
+            : AndroidRecordAudioPermissionState.granted,
+      ),
+  };
+
   bool _started = false;
 
   /// Latest known [RECORD_AUDIO] state. Defaults to
@@ -191,16 +212,29 @@ class AndroidPermissionsService {
     if (call.method != methodPermissionStateChanged) return null;
     final args = call.arguments;
     if (args is! Map) return null;
-    // We currently track RECORD_AUDIO only. POST_NOTIFICATIONS (SDD-107
-    // §6) is on the same channel by design and will route through a
-    // sibling listenable when that work lands.
     final permission = args['permission'];
-    if (permission != 'android.permission.RECORD_AUDIO') return null;
+    if (permission is! String) return null;
     final state = _parseState(args['state'] as String?);
-    _state.value = state;
+    if (permission == AndroidPermissionKind.recordAudio.permission) {
+      _state.value = state;
+    }
+    for (final entry in _extraStates.entries) {
+      if (entry.key.permission == permission) {
+        entry.value.value = state;
+      }
+    }
     return null;
   }
 
+  ValueListenable<AndroidRecordAudioPermissionState> permissionState(
+    AndroidPermissionKind kind,
+  ) {
+    if (kind == AndroidPermissionKind.recordAudio) {
+      return _state;
+    }
+    return _extraStates[kind]!;
+  }
+
   /// Request the system permission. Invokes the Kotlin requester and
   /// then, if the platform synchronously resolves the request, returns
   /// the resolved state without parking for the listener; otherwise
@@ -215,6 +249,9 @@ class AndroidPermissionsService {
     if (ch == null) {
       return AndroidRecordAudioPermissionState.granted;
     }
+    if (_state.value == AndroidRecordAudioPermissionState.granted) {
+      return AndroidRecordAudioPermissionState.granted;
+    }
     // Snapshot the pre-invocation state. New Android hosts return the
     // resolved Kotlin PermissionState string from requestRecordAudio;
     // older/test hosts may still return null and rely only on the
@@ -272,6 +309,39 @@ class AndroidPermissionsService {
     }
   }
 
+  Future<Map<AndroidPermissionKind, AndroidRecordAudioPermissionState>>
+  ensureStartupPermissions() async {
+    final ch = _channel;
+    if (ch == null) {
+      return {
+        for (final kind in AndroidPermissionKind.values)
+          kind: AndroidRecordAudioPermissionState.granted,
+      };
+    }
+    Map<dynamic, dynamic>? returned;
+    try {
+      returned = await ch.invokeMethod<Map<dynamic, dynamic>>(
+        methodRequestStartupPermissions,
+      );
+    } catch (_) {
+      return {
+        for (final kind in AndroidPermissionKind.values)
+          kind: permissionState(kind).value,
+      };
+    }
+    final resolved = <AndroidPermissionKind, AndroidRecordAudioPermissionState>{};
+    for (final kind in AndroidPermissionKind.values) {
+      final parsed = _parseState(returned?[kind.permission] as String?);
+      if (kind == AndroidPermissionKind.recordAudio) {
+        _state.value = parsed;
+      } else {
+        _extraStates[kind]!.value = parsed;
+      }
+      resolved[kind] = parsed;
+    }
+    return resolved;
+  }
+
   /// Deep-link to the system app settings page for the permanently
   /// denied case (SDD-106 §3). On non-Android, a no-op.
   Future<void> openAppSettings() async {
@@ -297,5 +367,8 @@ class AndroidPermissionsService {
   void dispose() {
     stop();
     _state.dispose();
+    for (final notifier in _extraStates.values) {
+      notifier.dispose();
+    }
   }
 }

apps/chanora_flutter/lib/services/ios_permissions_service.dart

@@ -68,6 +68,9 @@ class IosPermissionsService {
   Future<AndroidRecordAudioPermissionState> ensureRecordAudio() async {
     final ch = _channel;
     if (ch == null) return AndroidRecordAudioPermissionState.granted;
+    if (_state.value == AndroidRecordAudioPermissionState.granted) {
+      return AndroidRecordAudioPermissionState.granted;
+    }
     try {
       final state = _parseState(
         await ch.invokeMethod<String>(methodRequestMicrophonePermission),