Keep temporary debugging scripts and test payloads in a dedicated scratch directory separate from maintained source.
Install
npx skills add alivirgo/Major-AI-Skills --skill scratch-file-isolationnpx skills add alivirgo/Major-AI-Skills --skill scratch-file-isolation -a claude-code -gnpx skills add alivirgo/Major-AI-Skills --skill scratch-file-isolation -a codex -ggemini skills install https://github.com/alivirgo/Major-AI-Skills.git --path skills/scratch-file-isolationgh skill install alivirgo/Major-AI-Skills scratch-file-isolationgit clone --depth 1 https://github.com/alivirgo/Major-AI-Skills /tmp/alivirgo__Major-AI-Skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/alivirgo__Major-AI-Skills/skills/scratch-file-isolation ~/.claude/skills/scratch-file-isolation # Claude Code
cp -R /tmp/alivirgo__Major-AI-Skills/skills/scratch-file-isolation ~/.agents/skills/scratch-file-isolation # Codex, Cursor, Gemini CLI, Copilot, OpenCode