Database keystore#3

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whs wants to merge 10 commits intoscript3r:mainfrom

whs:db-keystore

Commits on Jun 7, 2022

Add deterministic encryption
whs
committed

Commits on Jun 8, 2022

Add encrypted binary field, fix memory leak with lru_cache
whs
committed

Commits on Jul 8, 2022

Move type_url to individual key instead of keyset. Update primary key to be 1-1 relationship
whs
committed