-# Contact. This *must* include the protocol: if it's an email
-# address, it must look like "mailto:lessons@software-carpentry.org",
-# or if it's a URL, "https://gitter.im/username/ProjectName".
-email: "mailto:lessons@software-carpentry.org"
+# Life cycle stage of the lesson
+# See this page for more details: https://cdh.carpentries.org/the-lesson-life-cycle.html
+# Possible values: "pre-alpha", "alpha", "beta", "stable"
+life_cycle: "pre-alpha"