v1.0.0-RC4

This is a maintenance release with the main functional change being the relaxing of type checking around partition and sort keys to include optional fields - which is a requirement for local and global secondary indexes.

What's Changed

• doc fix by @googley42 in #427
• json pretty printing by @googley42 in #439
• relax IsPrimaryKey proof to include optional fields by @googley42 in #440
• improve transaction documentation by @googley42 in #442

Upgrades

• upgrade jvm and zio versions by @googley42 in #425
• upgrade zio-prelude version and fix doc by @googley42 in #426
• upgrade to scala 2.13.12 by @googley42 in #434
• Update scala-library, scala-reflect to 2.12.19 by @scala-steward in #389
• Update silencer-lib, silencer-plugin to 1.7.17 by @scala-steward in #417
• upgrade zio-schema to 1.2.1 by @googley42 in #437
• Update sbt-scoverage to 2.0.12 by @scala-steward in #421
• Update zio-aws-dynamodb, zio-aws-netty to 7.21.15.13 by @scala-steward in #428
• Update sbt-bloop to 1.5.18 by @scala-steward in #429
• Update zio-prelude to 1.0.0-RC27 by @scala-steward in #431
• Update zio-json to 0.7.0 by @scala-steward in #433
• upgrade to ZIO 2.1.4 by @googley42 in #443

Full Changelog: v1.0.0-RC3...v1.0.0-RC4