docs(jellyfin): one URL per curl config read, or the second transfer dumps the body

serverAppConfigs-docs/Dankserver/Jellyfin.md

@@ -333,6 +333,9 @@ hand-typed request is this block's quoting, not the server: bash `printf`
 collapses `\"` to `"`, curl ends the quoted value at that quote, and Jellyfin
 receives `Authorization: MediaBrowser Token=` with nothing after it (`\\"` answers
 204, `\"` answers 401 — both run on this host).
+Reading the progress with the same config trick takes **one** URL: a config `url`
+line *plus* a command-line URL makes curl perform both transfers, and the second
+dumps the whole `ScheduledTasks` body onto your stdout.
 
 One accepted refresh is the whole procedure. A second one while a scan runs moves
 `Scan Media Library` to `Cancelling`, and once the runner holds `Cancelling` every