refactor(structure): move benchmarks, scenarios, adapters, utils to dedicated folders; update imports/project layout

benchmark_cherrypick/lib/di_adapters/cherrypick_adapter.dart

@@ -0,0 +1,71 @@
+import 'package:cherrypick/cherrypick.dart';
+import 'di_adapter.dart';
+
+class CherrypickDIAdapter implements DIAdapter {
+  Scope? _scope;
+
+  @override
+  void setupModules(List<Module> modules) {
+    _scope = CherryPick.openRootScope();
+    _scope!.installModules(modules);
+  }
+
+  @override
+  T resolve<T>({String? named}) {
+    return named == null
+      ? _scope!.resolve<T>()
+      : _scope!.resolve<T>(named: named);
+  }
+
+  @override
+  Future<T> resolveAsync<T>({String? named}) async {
+    return named == null
+      ? await _scope!.resolveAsync<T>()
+      : await _scope!.resolveAsync<T>(named: named);
+  }
+
+  @override
+  void teardown() {
+    CherryPick.closeRootScope();
+    _scope = null;
+  }
+
+  @override
+  CherrypickDIAdapter openSubScope(String name) {
+    final sub = _scope!.openSubScope(name);
+    return _CherrypickSubScopeAdapter(sub);
+  }
+}
+
+class _CherrypickSubScopeAdapter extends CherrypickDIAdapter {
+  final Scope _subScope;
+  _CherrypickSubScopeAdapter(this._subScope);
+  @override
+  void setupModules(List<Module> modules) {
+    _subScope.installModules(modules);
+  }
+
+  @override
+  T resolve<T>({String? named}) {
+    return named == null
+      ? _subScope.resolve<T>()
+      : _subScope.resolve<T>(named: named);
+  }
+
+  @override
+  Future<T> resolveAsync<T>({String? named}) async {
+    return named == null
+      ? await _subScope.resolveAsync<T>()
+      : await _subScope.resolveAsync<T>(named: named);
+  }
+
+  @override
+  void teardown() {
+    // subScope teardown убирать отдельно не требуется
+  }
+
+  @override
+  CherrypickDIAdapter openSubScope(String name) {
+    return _CherrypickSubScopeAdapter(_subScope.openSubScope(name));
+  }
+}

benchmark_cherrypick/lib/di_adapters/di_adapter.dart

@@ -0,0 +1,9 @@
+import 'package:cherrypick/cherrypick.dart';
+
+abstract class DIAdapter {
+  void setupModules(List<Module> modules);
+  T resolve<T>({String? named});
+  Future<T> resolveAsync<T>({String? named});
+  void teardown();
+  DIAdapter openSubScope(String name);
+}