3.5.0

What's Changed

• Add dependencies/references support with Protobuf schemas by @libretto in #560
• Implement health-check endpoint by @tvainika in #555
• Introduce multi-arch container builds with support for ARM by @aiven-anton in #578
• Add very basic container smoke tests by @aiven-anton in #597
• Drop support for Python 3.7 by @aiven-anton in #569

In addition to those, code quality has been enhanced with typing and stricter automated checks. The build system has been improved.

Full Changelog: 3.4.6...3.5.0