GitHub-specific extensions to Han. Provides skills to post code reviews as PR comments, update a PR description with a consistent format, and other GitHub-facing workflows.

Atlassian-facing extensions to the Han suite. Adds markdown-to-confluence, which publishes a local Markdown file to a user-specified Confluence page; project-documentation-to-confluence, which runs the han-documentation project-documentation skill and then publishes the result there; investigate-to-confluence, which runs the core investigate skill and publishes the resulting investigation report t