Setup CI

[catkins-miso]

• [x] Should include the relevant steps from #12 to publish docs and spec
• [x] Additionally, this should perform linting / security scanning output spec. Add badges to README
• [ ] ~PRs to the protected branches should be gated by CSL rules see #1~ Will set this up in the community-spec repo
• [ ] Consider warning/failure based on breaking changes. One possible way to detect these might be with openapi-changes
• [ ] #59