Look into closure with ReflectionFunction class
It can be handy in case of debug.
Modify query builder just before resolve by lighthouse.
I was looking at how to inject something to query builder just before resolve by @paginate directive but after all other directives such us where conditions.
Integrate vuepress with moleculer app
How to expose moleculer api to vuepress application. It can be useful when in documentation some live data should be injected.