@@ -1,6 +1,8 @@
+◊; SPDX-License-Identifier: BlueOak-1.0.0
+◊; This file is licensed under the Blue Oak Model License 1.0.0.
◊(define article-html (crystalize-article! here doc))
◊(define page-title (article-plain-title here))
◊html$-page-head[page-title]