Feed poll trigger
Feed poll: Polls a JSON feed URL and fires when new items appear. Payload: { url, count, items, ts }.
How to configure it
Feed poll takes url (required), idField, intervalSeconds.
What it fires with
A run started by Feed poll can read input.url, input.count, input.items, input.ts.
Where it runs
Feed poll runs on an operator's own Leumas instance and is not armable on the public site.