Environment Variables

This section documents all the environment variables supported by the client’s build tasks.

SIDEBAR_APP_URL

The default value for the sidebarAppUrl config setting (the URL of the sidebar app’s iframe), used when the host page does not contain a sidebarAppUrl setting. https://hypothes.is/app.html by default.

PACKAGE_SERVER_HOSTNAME

The hostname that is used to generate URLs to the package content server.