[native][web] read synced metadata on app startup

Summary:
This gets the synced metadata from sqlite and populates the redux store

Depends on D11422

Test Plan:
Confirmed on web app that the sqlite db and the redux store are the same:

Reviewers: kamil, ginsu, atul

Reviewed By: kamil

Subscribers: ashoat, tomek

Differential Revision: https://phab.comm.dev/D11424