Planning skill. Use when modifying, extending, refactoring, or restructuring an existing Pigment application. Covers discovery, impact analysis, change planning, and phased execution. Do not use for greenfield builds (use building-a-full-application instead).
Install
npx skills add gopigment/ai-plugins --skill editing-an-existing-applicationnpx skills add gopigment/ai-plugins --skill editing-an-existing-application -a claude-code -gnpx skills add gopigment/ai-plugins --skill editing-an-existing-application -a codex -ggemini skills install https://github.com/gopigment/ai-plugins.git --path skills/editing-an-existing-applicationgh skill install gopigment/ai-plugins editing-an-existing-applicationgit clone --depth 1 https://github.com/gopigment/ai-plugins /tmp/gopigment__ai-plugins
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/gopigment__ai-plugins/skills/editing-an-existing-application ~/.claude/skills/editing-an-existing-application # Claude Code
cp -R /tmp/gopigment__ai-plugins/skills/editing-an-existing-application ~/.agents/skills/editing-an-existing-application # Codex, Cursor, Gemini CLI, Copilot, OpenCode