metadata-store: support /lib/dbug interface
:: /app-name/%app-name associations for app
::
/- *metadata-store
-/+ default-agent
+/+ default-agent, dbug
|%
+$ card card:agent:gall
::
::
=| state-zero
=* state -
+%- agent:dbug
^- agent:gall
=<
|_ =bowl:gall
