$attachFile[url;file name?]
Downloads a file from a link and sends it with the answer, up to 8 MB. Each file counts as a web request.
Values
url- A link that starts with https://.
file name- Optional. The name the file gets, like report.pdf, taken from the link if empty.
Example
$attachFile[https://example.com/cats/tom.png]Here is Tom!
Answers Here is Tom! with the picture tom.png attached