bro plugins

Plugin registry + client adapters: install|uninstall|list <client>

bro plugins — Plugin registry + client adapters: install|uninstall|list <client>

bro plugins install|uninstall|list

bro wait

Dep-plane watcher — `bro wait external:<rig>:<id>` polls the dep stores, verdict = exit code (specs/cross-repo)

Exit codes

The shared exit-code taxonomy every bro command follows — and the stream rule that pairs with it.