2026.1.27.1

What's Changed

• fix(ci-insights): Use GITHUB_HEAD_REF instead of GITHUB_REF_NAME by @remyduthu in #923
• refactor(stack): install Claude hooks globally by @jd in #925
• fix(cli): show help by default when no arguments provided by @jd in #927
• feat(stack): add git hooks with sourcing architecture by @jd in #926
• feat(stack): add hooks subcommand for status display by @jd in #933
• feat(stack): add mergify stack list command by @jd in #931

Full Changelog: 2026.1.19.1...2026.1.27.1