Event handling and subscriptions in GPUI. Use when implementing events, observers, or event-driven patterns.

Async operations and background tasks in GPUI. Use when working with async, spawn, background tasks, or concurrent operations.

Global state management in GPUI. Use when implementing global state, app-wide configuration, or shared resources.

Action definitions and keyboard shortcuts in GPUI. Use when implementing actions, keyboard shortcuts, or key bindings.

Context management in GPUI including App, Window, and AsyncApp. Use when working with contexts, entity updates, or window operations.

Implementing custom elements using GPUI's low-level Element API (vs. high-level Render/RenderOnce APIs).

Focus management and keyboard navigation in GPUI. Use when handling focus, focus handles, or keyboard navigation.

Entity management and state handling in GPUI. Use when working with entities, state management, or entity lifecycles.

Create new GPUI components. Use when building components, writing UI elements, or creating new component implementations.

Generate a comprehensive story for a new component for as example.

Based on existing docs styles and specific API implementations, and referencing same name stories, generate comprehensive documentation for the new component.