flow.bound doesn't work

[blinkcat]

Intended outcome:
It should print 1 2 3 on the right screen

Actual outcome:
change flow to flow.bound on line 7 of store.ts
print nothing

How to reproduce the issue:
demo https://stackblitz.com/edit/react-ts-kusqpj?file=store.ts

Versions
mobx 6.3.0
mobx-react-lite 3.2.0

[urugator]

Thanks for the report! Should be fixed in the next release (6.3.1)