Add EffectfulQueryBuilder for higher-level API on top of RootEffect / GenericMapping#1

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dantb wants to merge 4 commits intoadd-contramap-cursor-builderfrom effectful-query-api

+405-6

Commits on Dec 28, 2022

Add EffectfulQueryBuilder for higher-level API on top of RootEffect / GenericMapping
dantb
committed

Commits on Dec 29, 2022

Commits on Dec 30, 2022

Refactor user-facing API and internals
dantb
committed