restores previously-crashing =, in &hall-action
|%
++ noun action:hall ::: from %noun
++ json ::: from %json
- => [. dejs:hall-json] ::TODO =,
+ =, dejs:hall-json
=, dejs-soft:format
|= a/json
^- action:hall
++ grow ::: convert to
|%
++ json ::: to %json
- => [. enjs:hall-json] ::TODO =,
+ =, enjs:hall-json
=, enjs:format
%+ frond -.act
::: only %convey has just a single piece of data.
