Upgrade zio and zio-json (ghostdogpr#768)

Improve laziness of typeclass derivation (ghostdogpr#658)

* Improve laziness of typeclass derivation

* Fix build for 2.12

* Rename Exported to Derived

* Improve error messages

* Renaming

* Renaming + improve docs

Fix interfaces (ghostdogpr#619)

* Collect interfaces in collectTypes

* Fix interface fragment selection + add test

Fix publishing

Fix build errors with 2.13

Handle case class reserved fields in codegen (ghostdogpr#497)

Upgrade ZIO (ghostdogpr#472)

Schema diff (ghostdogpr#436)

* WIP schema diff

* Move test code

* Bunch of fixes

* Add test

* Document caliban tools

* fmt

Upgrade ZIO and friends to RC20 (ghostdogpr#429)

* Upgrade ZIO and friends to RC20

* Upgrade uzhttp

Update config.yml