It is not required to use the `images/` folder for anything.
`previewimage` supports images from anywhere, not necessarily
`images/`, therefore `previewimage` behaves the same way `<a>` or
`<img>` would in the post. The best way to link to things is to use
root-relative (`/foo`) links.
--
Chris Warrick <
https://chriswarrick.com/>
PGP: 5EAAEA16