Project Requirements

Core Goals

- Lightweight SPA engine for dynamic content loading.
- Auto-generated breadcrumbs based on URL.
- AdminLTE-compatible layout.
- Global SPA API for debugging and admin tools.
- Modular ES-based architecture.

Functional Requirements

- Fetch HTML fragments.
- Inject into `.app-main`.
- Show/hide spinner.
- Display error panel.
- Maintain browser history.
- Handle back/forward navigation.
- Auto-generate breadcrumbs.
- Allow breadcrumb overrides.

Non-Functional Requirements

- ES modules only.
- Minimal global namespace usage.
- Easy installation and maintenance.
- Extendable architecture.