Writing extensions: HostContext.namespaces, color-scheme, what doc separates, the document limit
Wiki: extensions may load their own script and style files
Wiki: Extensions and Writing extensions Two new pages: Extensions (installing from a file, a GitHub release or a folder, permissions and consent, confirmations, the activity log, managing, security, limits, troubleshooting) and Writing extensions (the SDK and template, the manifest, contributions, the API, watching, errors, theme, storage, development mode, testing, packaging and publishing, the wire protocol, two examples). Screenshots from a dev build on the kind test cluster; links from Home, the sidebar and Settings.