impelement geckoview intent handling via viewport api; fix lints and ui issues

packages/flutter_tor/example/lib/main.dart

@@ -1,3 +1,5 @@
+// ignore_for_file: avoid_print, deprecated_member_use
+
 import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
@@ -71,12 +73,12 @@ class _TorDemoPageState extends State<TorDemoPage> {
       );
       setState(() {
         _isRunning = status.isRunning;
-        final newPort = status.socksPort?.toInt();
+        final newPort = status.socksPort;
         if (newPort != _socksPort) {
           print('DEBUG: Port changed from $_socksPort to $newPort');
         }
         _socksPort = newPort;
-        _bootstrapProgress = status.bootstrapProgress.toInt();
+        _bootstrapProgress = status.bootstrapProgress;
       });
     });
 
@@ -104,15 +106,15 @@ class _TorDemoPageState extends State<TorDemoPage> {
       );
 
       final socksPort = await _tor.start(config);
-      print('DEBUG startTor result: socksPort=${socksPort}');
+      print('DEBUG startTor result: socksPort=$socksPort');
       setState(() {
-        _socksPort = socksPort.toInt();
+        _socksPort = socksPort;
         print('DEBUG: Set _socksPort to $_socksPort from start result');
       });
 
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(content: Text('Tor started on port ${socksPort}')),
+          SnackBar(content: Text('Tor started on port $socksPort')),
         );
       }
     } catch (e) {
@@ -218,7 +220,7 @@ class _TorDemoPageState extends State<TorDemoPage> {
       if (mounted) {
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text('Your Tor IP: ${_currentIp}'),
+            content: Text('Your Tor IP: $_currentIp'),
             backgroundColor: Colors.green,
             duration: const Duration(seconds: 5),
           ),
@@ -438,13 +440,10 @@ class _TorDemoPageState extends State<TorDemoPage> {
                         switch (log.severity) {
                           case 'ERR':
                             color = Colors.red;
-                            break;
                           case 'WARN':
                             color = Colors.orange;
-                            break;
                           case 'NOTICE':
                             color = Colors.blue;
-                            break;
                           default:
                             color = Colors.black;
                         }

packages/flutter_tor/example/pubspec.yaml

@@ -17,19 +17,9 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-
   flutter_tor:
-    # When depending on this package from a real application you should use:
-    #   flutter_tor: ^x.y.z
-    # See https://dart.dev/tools/pub/dependencies#version-constraints
-    # The example app is bundled with the plugin so we use a path dependency on
-    # the parent directory to use the current plugin's version.
     path: ../
 
-  # The following adds the Cupertino Icons font to your application.
-  # Use with the CupertinoIcons class for iOS style icons.
-  cupertino_icons: ^1.0.8
-
   # HTTP client for testing Tor connectivity
   http: any
 
@@ -37,17 +27,11 @@ dependencies:
   socks5_proxy: any
 
 dev_dependencies:
-  integration_test:
-    sdk: flutter
+  flutter_lints: ^6.0.0
   flutter_test:
     sdk: flutter
-
-  # The "flutter_lints" package below contains a set of recommended lints to
-  # encourage good coding practices. The lint set provided by the package is
-  # activated in the `analysis_options.yaml` file located at the root of your
-  # package. See that file for information about deactivating specific lint
-  # rules and activating additional ones.
-  flutter_lints: ^6.0.0
+  integration_test:
+    sdk: flutter
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec

packages/flutter_tor/lib/flutter_tor.dart

@@ -1,5 +1,3 @@
-library flutter_tor;
-
 export 'src/tor_api.g.dart'
     show
         TransportType,