Glossary
Application Shell
Section titled “Application Shell”The top-level owner of a browser application runtime, installed modules, root context, lifecycle, and diagnostics.
Boundary
Section titled “Boundary”A semantic zone in the application that provides context to events and commands.
Capability
Section titled “Capability”A modular unit of product behavior such as analytics, storage, notifications, validation, permissions, audit, or observability.
Command
Section titled “Command”A request for something to happen.
A fact that something happened.
Metadata Boundary
Section titled “Metadata Boundary”The mechanism that reads declarative metadata or composed custom events from the DOM and turns them into runtime events or commands.
Runtime
Section titled “Runtime”The coordination kernel that owns events, commands, modules, providers, boundaries, and diagnostics.