select inputs to nix flake update in /meta/. selected agents rebuild in sequence after the lock bump; manager learns each outcome via the usual rebuilt system event.
pending + running rebuilds, meta-updates, and first-spawns. one runs at a time; meta-update cascades nest under their parent. dedup: re-enqueueing a still-queued op collapses into the existing entry.
live tail — newest at the top. tap on every send / recv through the broker. compose below: @name picks the recipient (sticky until you @ someone else); tab completes.