[lib] Add an action representing a successful processing

Summary:
This action will be dispatched after ops processing is finished.

https://linear.app/comm/issue/ENG-7101/create-an-action-that-represents-one-successful-ops-processing

Depends on D11259

Test Plan: Flow

Reviewers: kamil, inka, will

Reviewed By: kamil

Subscribers: ashoat

Differential Revision: https://phab.comm.dev/D11279