Merge branch 'dev' into main

example/lib/main.dart

@@ -8,10 +8,10 @@ void main() {
 }
 
 class MyApp extends StatelessWidget {
-  MyApp() {
+  MyApp({Key? key}) : super(key: key) {
     Logger.root.level = Level.FINEST;
     Logger.root.onRecord.listen((LogRecord rec) {
-      print(
+      debugPrint(
         '[${rec.time}][${rec.level.name}][${rec.loggerName}] ${rec.message}',
       );
     });
@@ -29,7 +29,7 @@ class MyApp extends StatelessWidget {
       theme: ThemeData(
         primarySwatch: Colors.blue,
       ),
-      home: MyHomePage(title: 'Matomo Example'),
+      home: const MyHomePage(title: 'Matomo Example'),
     );
   }
 }
@@ -68,7 +68,7 @@ class _MyHomePageState extends State<MyHomePage> with TraceableClientMixin {
         child: Column(
           mainAxisAlignment: MainAxisAlignment.center,
           children: <Widget>[
-            Text(
+            const Text(
               'You have pushed the button this many times:',
             ),
             Text(
@@ -81,7 +81,7 @@ class _MyHomePageState extends State<MyHomePage> with TraceableClientMixin {
       floatingActionButton: FloatingActionButton(
         onPressed: _incrementCounter,
         tooltip: 'Increment',
-        child: Icon(Icons.add),
+        child: const Icon(Icons.add),
       ),
     );
   }

example/pubspec.yaml

@@ -21,42 +21,37 @@ environment:
   sdk: ">=2.12.0 <3.0.0"
 
 dependencies:
-  flutter:
-    sdk: flutter
-  matomo_tracker:
-    path: ../
-
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
+  flutter:
+    sdk: flutter
+  matomo_tracker:
+    path: ../
 
 dev_dependencies:
+  flutter_lints: ^1.0.4
   flutter_test:
     sdk: flutter
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
-
 # The following section is specific to Flutter.
 flutter:
 
   # The following line ensures that the Material Icons font is
   # included with your application, so that you can use the icons in
   # the material Icons class.
   uses-material-design: true
-
   # To add assets to your application, add an assets section, like this:
   # assets:
   #   - images/a_dot_burr.jpeg
   #   - images/a_dot_ham.jpeg
-
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/assets-and-images/#resolution-aware.
-
   # For details regarding adding assets from package dependencies, see
   # https://flutter.dev/assets-and-images/#from-packages
-
   # To add custom fonts to your application, add a fonts section here,
   # in this "flutter" section. Each entry in this list should have a
   # "family" key with the font family name, and a "fonts" key with a