Variable ThemeBlueprint`Const`

ThemeBlueprint: ExtensionBlueprint<
    {
        config: {};
        configInput: {};
        dataRefs: {
            theme: ConfigurableExtensionDataRef<AppTheme, "core.theme.theme", {}>;
        };
        inputs: {};
        kind: "theme";
        output: ExtensionDataRef<AppTheme, "core.theme.theme", {}>;
        params: { theme: AppTheme };
    },
> = ...

Creates an extension that adds/replaces an app theme. This blueprint is limited to use by the app plugin.