Goal: enable "user-free" app integration

[zolotokrylin]

Spec

@zolotokrylin Because of trigger.dev we cannot migrate to no user. But I haven't fully investigated if that is impossible or not.

Originally posted by @georgeciubotaru in #288 (comment)

[zolotokrylin]

The problem is annoying, but it is not urgent to solve. And we face it only one we need to connect a new organisation.
Low priority.