keep going section on standard article page

[melissasamworth]

Acceptance criteria

• If current page is the overview page (first page in a section), "Start" button shows
  • Label above would read "Start with the first article in [current section title]"
• If current page is any other page, this will say "Next" instead
  • Label above would read "Continue with the next article in [title of section]"
• If page is the last in a sub-section, but not the section altogether, just bring user to the first page in the next sub-section
• If user is on last page of last sub-section, the dark bar is not shown (there is no next)
• If user is on an orphan article page, this part also does not show
• For related questions
  • Use first 3 in current related questions from Gdocs or Coda or whatever
  • If page is an orphan, don't show "From [Section title]" text in grey
  • If page is not an orphan, show "From [Section title]" text in grey
  • Open pages in new tab

Link

• overview: https://www.figma.com/file/qqfeYAh6Z7QdyJXsQjIUfh/Stampy?type=design&node-id=1156%3A12840&mode=dev&t=5zH2EaswPLkKJBPS-1
• standard: https://www.figma.com/file/qqfeYAh6Z7QdyJXsQjIUfh/Stampy?type=design&node-id=1156%3A12972&mode=dev&t=5zH2EaswPLkKJBPS-1
• orphan: https://www.figma.com/file/qqfeYAh6Z7QdyJXsQjIUfh/Stampy?type=design&node-id=1156%3A13061&mode=dev&t=5zH2EaswPLkKJBPS-1

[melissasamworth]

The text "Introductory" should match the title of the section "New to AI Safety? Start here"

[melissasamworth]

I'm in the last article on the entire sec but still see the next bar! I would say just remove the bar in this case.