Docs improvements, allow setting more stuff outside of articles

content/demo/index.md

@@ -1,16 +1,16 @@
 +++
 title = "Demo Page"
+[extra]
+archive = "This page is in fact not archived. It is only here to demonstrate the archival statement."
+trigger = "This page contains blackjack and hookers, and bad jokes such as this one."
+disclaimer = """
+- All tricks in this page are performed by the lab boys, don't try this at home.
+- Don't expose yourself to 4000° kelvin.
+- Don't take party escort submission position.
+- Don't interact with asbestos and moon rocks.
+"""
 +++
 
-# Demo Page
-
-{% alert(note=true) %}
-This is a demo of most of the components, but some of them are only accessible on specific pages. If you wish to see them, follow one of these:
-
-- [Blog Demo](@/blog/_index.md)
-- [Post Demo](@/blog/the-quill-of-duck/index.md)
-{% end %}
-
 ## Markdown
 
 Text can be **bold**, *italic*, ~~strikethrough~~, and ***~~all at the same time~~***.