Introduces packages/sf_tracking — a multi-client, GDPR-first analytics layer with feature mixins, a GoRouter listener for automatic screen views, and a user properties helper that runs on login.
Wires the package into the legacy module 61 events
- Upgrade Melos to 7.5.1 using Dart pub workspaces (Melos 7 paradigm).
- Replace per-package pubspec_overrides.yaml with workspace-native resolution. Add dependencies.yaml as a centralized catalog for all external deps with sync_deps.dart tool to propagate and validate versions across the monorepo.
- created wallet balance block, wallet item and kid line chart widgets.
- restructured onboarding, signup and device signup screens into layouts and main screens.
- updated signup and kid wallet screens to 17/11 design.
