Add the video_page attribute.

archetypes/posts.md

@@ -3,9 +3,10 @@ draft: true
 pinned: false
 hidden: false
 audio: false
-video: false
+video: false # Auto-generates a video post.
-video_url: ""
+video_url: "" # Link for embedded playback.
-video_desc:
+video_page: "" # Link to post page.
+video_desc: # List of video description paragraphs.
   -
 title: "{{ replace .Name "-" " " | title }}"
 subtitle: ""