fix: Improve message signal chip behavior

lib/services/profile_manager.dart

@@ -116,6 +116,13 @@ class ProfileManager with ChangeNotifier {
     return _deviceProfileDefaults[deviceKey] ?? ConfigProfile.defaultProfileId;
   }
 
+  bool hasProfileForDevice(String? deviceKey) {
+    if (deviceKey == null || deviceKey.isEmpty) {
+      return false;
+    }
+    return _deviceProfileDefaults.containsKey(deviceKey);
+  }
+
   Future<void> setActiveProfileIdForDevice(
     String id, {
     String? deviceKey,

lib/services/profile_workspace_coordinator.dart

@@ -79,14 +79,7 @@ class ProfileWorkspaceCoordinator {
       activeProfileId: enabled ? profileManager.activeProfileId : 'default',
     );
     if (enabled) {
-      final deviceKey = _currentDeviceProfileKey;
-      final targetProfileId = profileManager.profileIdForDevice(deviceKey);
-      if (targetProfileId != profileManager.activeProfileId) {
-        await profileManager.setActiveProfileIdForDevice(
-          targetProfileId,
-          deviceKey: deviceKey,
-        );
-      }
+      await _ensureProfileForCurrentDevice();
       if (wasEnabled) {
         await openProfile(profileManager.activeProfileId);
       } else {
@@ -294,13 +287,14 @@ class ProfileWorkspaceCoordinator {
       return;
     }
 
-    final targetProfileId = profileManager.profileIdForDevice(deviceKey);
-    if (targetProfileId == profileManager.activeProfileId) {
-      return;
-    }
-
     _isSyncingDeviceProfile = true;
     try {
+      final profile = await _ensureProfileForCurrentDevice();
+      final targetProfileId = profile.id;
+      if (targetProfileId == profileManager.activeProfileId) {
+        return;
+      }
+
       await _persistCurrentState();
       await profileManager.setActiveProfileIdForDevice(
         targetProfileId,
@@ -308,7 +302,6 @@ class ProfileWorkspaceCoordinator {
       );
       await _switchRuntimeScope(targetProfileId);
 
-      final profile = await resolveProfile(targetProfileId);
       await _appConfigSnapshotService.apply(
         profile.sections.appSettings,
         appProvider,
@@ -323,6 +316,56 @@ class ProfileWorkspaceCoordinator {
     }
   }
 
+  Future<ConfigProfile> _ensureProfileForCurrentDevice() async {
+    final deviceKey = _currentDeviceProfileKey;
+    final targetProfileId = profileManager.profileIdForDevice(deviceKey);
+    final existingProfile = profileManager.getProfile(targetProfileId);
+    if (profileManager.hasProfileForDevice(deviceKey) &&
+        existingProfile != null) {
+      return existingProfile;
+    }
+    if (profileManager.hasProfileForDevice(deviceKey) &&
+        targetProfileId == ConfigProfile.defaultProfileId) {
+      return ConfigProfile.defaultProfile();
+    }
+    if (deviceKey == null) {
+      return await resolveProfile(profileManager.activeProfileId);
+    }
+
+    final profile = await createProfileFromCurrent(
+      name: _buildDeviceProfileName(),
+    );
+    await profileManager.setActiveProfileIdForDevice(
+      profile.id,
+      deviceKey: deviceKey,
+    );
+    return profile;
+  }
+
+  String _buildDeviceProfileName() {
+    final deviceInfo = connectionProvider.deviceInfo;
+    final name = deviceInfo.selfName?.trim();
+    if (name != null && name.isNotEmpty) {
+      return 'Device ${_sanitizeProfileLabel(name)}';
+    }
+
+    final displayName = deviceInfo.displayName?.trim();
+    if (displayName != null && displayName.isNotEmpty) {
+      return 'Device ${_sanitizeProfileLabel(displayName)}';
+    }
+
+    final deviceId = deviceInfo.deviceId?.trim();
+    if (deviceId != null && deviceId.isNotEmpty) {
+      return 'Device ${_sanitizeProfileLabel(deviceId)}';
+    }
+
+    return 'Device Profile';
+  }
+
+  String _sanitizeProfileLabel(String value) {
+    return value.replaceAll(RegExp(r'\s+'), ' ').trim();
+  }
+
   String? get _currentDeviceProfileKey => ProfileDeviceKeyResolver.resolve(
     deviceInfo: connectionProvider.deviceInfo,
     connectionMode: connectionProvider.connectionMode,

lib/services/profiles_feature_service.dart

@@ -5,7 +5,7 @@ class ProfilesFeatureService {
 
   static Future<bool> isEnabled() async {
     final prefs = await SharedPreferences.getInstance();
-    return prefs.getBool(enabledKey) ?? false;
+    return prefs.getBool(enabledKey) ?? true;
   }
 
   static Future<void> setEnabled(bool enabled) async {
@@ -15,7 +15,7 @@ class ProfilesFeatureService {
 }
 
 class ProfileStorageScope {
-  static bool _profilesEnabled = false;
+  static bool _profilesEnabled = true;
   static String _activeProfileId = 'default';
 
   static Future<void> bootstrap({