Release Traverse v0.6.0

[enricopiovesan]

Summary

Release Traverse v0.6.0 after the Project 1 backlog was completed.

Included work

• Repository migration cleanup PR chore: update repo references after migration to traverse-framework #492.
• README image/link update PR Update image link in README and add spacing #493.
• Governed model dependency execution surface PR Expose governed model dependency execution #496.

Release tasks

• Update version metadata and release notes.
• Validate the release branch.
• Merge release PR.
• Create GitHub release and tag v0.6.0.