start implement generator code

cherrypick_annotations/lib/cherrypick_annotations.dart

@@ -3,6 +3,6 @@
 /// More dartdocs go here.
 library;
 
-export 'src/cherrypick_annotations_base.dart';
+export 'injectable.dart';
 
 // TODO: Export any libraries intended for clients of this package.

cherrypick_annotations/lib/injectable.dart

@@ -0,0 +1,6 @@
+library;
+
+/// Отмечает класс как injectable для автоматической регистрации.
+class Injectable {
+  const Injectable();
+}

cherrypick_annotations/lib/src/cherrypick_annotations_base.dart

@@ -1,5 +0,0 @@
-// Define the Inject annotation
-class Inject {
-  final String? named;
-  const Inject({this.named});
-}