Generate changelog entries from git diffs, prepend to CHANGELOG.md, and optionally commit + PR. Use when the user wants to update the changelog.
$npx -y skills add deepklarity/harness-kit --skill hk-changelogInstalls into the current project.
Run `npx skills use "https://github.com/deepklarity/harness-kit" --skill "deepklarity/harness-kit/hk-changelog"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/deepklarity/harness-kit" that are relevant to the current task. Run `npx skills add "https://github.com/deepklarity/harness-kit"` and select the relevant skills, then follow their instructions.