Release 0.5.0 of the CoMPAS Ecosystem

What's Changed

New Features

• Add validator client to KeyCloak by @dlabordus in #54

Dependency updates

• Bump actions/checkout from 2 to 3 by @dependabot in #55

Other Changes

• Update Docker image (21 March 2021) by @dlabordus in #56
• Updated release.md for version 0.5.0 by @dlabordus in #57

New Contributors

• @dependabot made their first contribution in #55

Full Changelog: 0.4.0...0.5.0