v0.5.1

Changelog

d6bdfac Add CONTRIBUTING.md and development.md (#56)
4f46df1 Add configurability for the list of ignored owners (#55)
085f270 Adjust docs and GitHub action for v0.5.1 release
97fb795 Ignore ghost user (#53)
0b6c2ef Update info about new checker (#51)

Docker images

• docker pull mszostok/codeowners-validator:latest
• docker pull mszostok/codeowners-validator:v0.5.1
• docker pull mszostok/codeowners-validator:v0.5