* skill: add new model * add common pitfalls * add code review skill * nits * add codeowners * add security review section * mention about skills in agents.md * add design review * exclude ggml-gh-bot * Apply suggestions from code review Co-authored-by: Piotr Wilkin (ilintar) <piotr.wilkin@syndatis.com> Co-authored-by: Xuan-Son Nguyen <thichthat@gmail.com> * conversion-time weight modification * nits --------- Co-authored-by: Piotr Wilkin (ilintar) <piotr.wilkin@syndatis.com>