??

Add the package, then move navigation ? overlays into explicit state. Keep imperative push/pop out ? the same stack.

Single dependency

Install ?? one pub command. No code generation setup is required.

State-first API

You control a List<PageEntry> ? optional OverlayRequest as pure state.

Incremental adoption

Start ?? one feature flow ? migrate screen by screen.

Install ? Initialize

Use pub add, then wire initial root state ? pages ? overlay.

Command

Initial ? State

import 'package:declarative_nav/declarative_nav.dart';

class _AppRootState extends State<AppRoot> {
  OverlayRequest? _overlay;
  late List<PageEntry> _pages;

  @override
  void initState() {
    super.initState();
    _pages = const [
      PageEntry(key: 'home', name: '/home'),
    ];
  }
}
Constraint

Inside one stack, PageEntry.key must stay unique because it becomes the Navigator page identity.