Install and update PM Skills Marketplace for Claude Code, Codex CLI, Claude Cowork, or skills-only clients. Primary path: run the support-package install script. Fallback: follow repo_readme_summary.md Part 2. Scope includes setup, update, copy-mode install, and verification; excludes slash-command conversion and workflow tutorials.
Install
npx skills add lamxy/agent-prompt-rules-system --skill ost-phuryn-pm-skills-installnpx skills add lamxy/agent-prompt-rules-system --skill ost-phuryn-pm-skills-install -a claude-code -gnpx skills add lamxy/agent-prompt-rules-system --skill ost-phuryn-pm-skills-install -a codex -ggemini skills install https://github.com/lamxy/agent-prompt-rules-system.git --path open_supports/ost_phuryn_pm-skills/skill_for_setup/ost_phuryn_pm-skills_installgh skill install lamxy/agent-prompt-rules-system ost-phuryn-pm-skills-installgit clone --depth 1 https://github.com/lamxy/agent-prompt-rules-system /tmp/lamxy__agent-prompt-rules-system
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/lamxy__agent-prompt-rules-system/open_supports/ost_phuryn_pm-skills/skill_for_setup/ost_phuryn_pm-skills_install ~/.claude/skills/ost-phuryn-pm-skills-install # Claude Code
cp -R /tmp/lamxy__agent-prompt-rules-system/open_supports/ost_phuryn_pm-skills/skill_for_setup/ost_phuryn_pm-skills_install ~/.agents/skills/ost-phuryn-pm-skills-install # Codex, Cursor, Gemini CLI, Copilot, OpenCode