v0.2 changelog

Added

• Runtime package standard shape.
• Capability SDK contract and capability negotiation.
• page, panel, expert-chat, background-task, and settings entry types.
• requires, runtimePackage, ui, storage, services, events, secrets, and lifecycle manifest fields.
• Product-level conformance level.
• Upgraded content-engineering-app example with UI, worker, storage, and workflows.

Changed

• Agent App definition changed from “composition layer” to “complete app package, host-executed, SDK-bound”.
• Updated README, specification, What is, Manifest, Runtime, and JSON Schemas documentation.
• Reference CLI projection emits more runtime package fields.

Compatibility

• v0.1 scene / home entries remain compatibility types.
• v0.1 array-style capabilities remains valid.