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lib/providers/navigation_provider.dart

@@ -0,0 +1,14 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+/// Provider to manage the bottom navigation index across the app
+final navigationProvider = StateNotifierProvider<NavigationNotifier, int>((ref) {
+  return NavigationNotifier();
+});
+
+class NavigationNotifier extends StateNotifier<int> {
+  NavigationNotifier() : super(0);
+
+  void setIndex(int index) {
+    state = index;
+  }
+}