void versionCatalogs(Action<? super MutableVersionCatalogContainer> spec);

    /**
     * Returns the configurable version catalogs.
     *
     * @since 7.0
     */
    MutableVersionCatalogContainer getVersionCatalogs();

    /**
     * Returns the name of the extension generated for type-safe project accessors.
     * Defaults to "projects"
     *
     * @since 7.0
     */