* feat(syncing-server): associating existing items with key systems and shared vaults
* fix(syncing-server): find item query
* feat(syncing-server): add persistence of shared vaults with users and invites
* fix: transfer notifications from auth to syncing-server.
Co-authored-by: Mo <[email protected]>
* fix: add notification to data source init
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Co-authored-by: Mo <[email protected]>