The runv ring is a webring: every page in it links to the next one and
the one before. To join:
touch ~/.ring
Within 15 minutes you're on https://runv.club/ring/. Then put this on
your page, with your name instead of NAME:
<p>
<a href="https://runv.club/ring/NAME/prev.html">prev</a> ·
<a href="https://runv.club/ring/">runv ring</a> ·
<a href="https://runv.club/ring/NAME/next.html">next</a>
</p>
To leave, rm ~/.ring and take the links off.