bash npx skills add https://github.com/samber/cc-skills-golang --skill ' ' bash npx skills add https://github.com/samber/cc-skills-golang --skill golang-performance bash /plugin marketplace add samber/cc /plugin install cc-skills-golang@samber bash gemini extensions install https://github.com/samber/cc-skills-golang Update later: gemini extensions update cc-skills-golang bash git clone https://github.com/samber/cc-skills-golang.git /.cursor/skills/cc-skills-golang bash git clone https://github.com/samber/cc-skills-golang.git /.agents/skills/cc-skills-golang bash git clone https://github.com/s…