Comprehensively review every API to ensure completeness, orthogonality, and ZIO idioms

[jdegoes]

Is your feature request related to a problem? Please describe.

As the project entered the ZIO organization, similarity to existing ZIO APIs is an expectation.

Describe the solution you'd like

Before an official 1.0 release, the API should be comprehensively reviewed by a pair of core ZIO contributors to ensure every API is complete, orthogonal, and ZIO idiomatic.

Describe alternatives you've considered

None.