implement cherrypick_flutter library

cherrypick_flutter/lib/cherrypick_flutter.dart

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+library cherrypick_flutter;
+
+export 'src/cherrypick_provider.dart';

cherrypick_flutter/lib/src/cherrypick_provider.dart

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+import 'package:cherrypick/cherrypick.dart';
+import 'package:flutter/widgets.dart';
+
+class CherryPickProvider extends InheritedWidget {
+  // Holds a reference to the root scope object
+  final Scope rootScope;
+
+  // Constructor for CherryPickProvider. Initializes with a required rootScope and child widget.
+  const CherryPickProvider({
+    super.key,
+    required this.rootScope,
+    required super.child,
+  });
+
+  // Method to access the nearest CherryPickProvider instance from the context
+  static CherryPickProvider of(BuildContext context) {
+    // Looks up the widget tree for an instance of CherryPickProvider
+    final CherryPickProvider? result =
+        context.dependOnInheritedWidgetOfExactType<CherryPickProvider>();
+    // Assert to ensure a CherryPickProvider is present in the context
+    assert(result != null, 'No CherryPickProvider found in context');
+    return result!;
+  }
+
+  // Determines whether the widget should notify dependents when it changes
+  @override
+  bool updateShouldNotify(CherryPickProvider oldWidget) {
+    // Notify if the rootScope has changed
+    return rootScope != oldWidget.rootScope;
+  }
+}