- refactor state structure to include app, layout, navigation, owner, program, session, and user
- add slices for managing program, session, owner, user, layout, navigation, and app states
- create context provider for global state with automatic fetching and throttling
- implement persistence using IndexedDB with localStorage fallback
- add comprehensive README documentation for usage and API
* Create GlobalStateStore for managing application state.
* Add utility functions for loading and saving state to storage.
* Define types for global state and session management.
* Implement ProgramDataWrapper for fetching and updating program data.
