Include scroll-to-top affordance in table-of-contents generation

Scroll to the top navigation

Could the TOC automatically include an arrow-up-with-topbar? …like the down-arrow-with-bottombar that exists for scrolling to the bottom.

Why?

To enable scroll-all-the-way-back-to-the-top, I include an H1 heading absolutely-first in topics where I’m expecting the TOC to appear.

Unfortunately, that H1 is usually the same—or really similar—to the topic title. So it looks redundant and repetitive. Like this…

That means the topic summary-text in topic listings seems to stutter, as the summary starts with [what appears to be] the title. Plus it uses up summary-characters. Like this…