- Add /ralph:prd command for PRD generation with clarifying questions - Add /ralph:convert command to convert PRD to executable JSON - Include templates: ralph.sh, prompt.md, prd-template.json - Include example PRD (prd-hello-api.json) - Update marketplace.json with ralph plugin v1.0.0 - Update README with ralph documentation Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>