Re-add service locators. They should be called as:

ArcaneService.of<MyService>(context)

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>

lib/src/providers/service_provider.dart

@@ -157,4 +157,31 @@ extension ServiceProviderExtension on BuildContext {
 }
 
 /// An abstract class representing a service in the Arcane architecture.
-abstract class ArcaneService with ChangeNotifier {}
+///
+/// Classes that extend `ArcaneService` can use `ChangeNotifier` functionality
+/// to notify listeners of changes. Services are typically registered in
+/// `ArcaneServiceProvider` and can be accessed using the `service`
+/// method on `BuildContext`.
+abstract class ArcaneService with ChangeNotifier {
+  /// Retrieves a service of the specified type from the context.
+  ///
+  /// Returns null if no service of type `T` is found.
+  ///
+  /// Example:
+  /// ```dart
+  /// final myService = ArcaneService.of<MyService>(context);
+  /// ```
+  static T? of<T extends ArcaneService>(BuildContext context) =>
+      context.service<T>();
+
+  /// Retrieves a service of the specified type from the context.
+  ///
+  /// Throws an assertion error if no service of type `T` is found.
+  ///
+  /// Example:
+  /// ```dart
+  /// final myService = ArcaneService.requiredOf<MyService>(context);
+  /// ```
+  static T requiredOf<T extends ArcaneService>(BuildContext context) =>
+      context.requiredService<T>();
+}