How to: textfile viewer
with realtime streaming of logfiles and such ([demo](https://a.ocv.me/pub/demo/logtail/))  , and terminal colors work too

click `-txt-` next to a textfile to open the viewer, which has the following toolbar buttons:

* `✏️ edit` opens the textfile editor
* `📡 follow` starts monitoring the file for changes, streaming new lines in realtime
  * similar to `tail -f`
  * [link directly](https://a.ocv.me/pub/demo/logtail/?doc=lipsum.txt&tail) to a file with tailing enabled by adding `&tail` to the textviewer URL