https://shadcnregistry.com/emend https://shadcnregistry.com/emend/ai-assistant https://shadcnregistry.com/emend/ai-bubble-menu https://shadcnregistry.com/emend/ai-composer https://shadcnregistry.com/emend/color-picker https://shadcnregistry.com/emend/emend-editor-assistant https://shadcnregistry.com/emend/emend-editor https://shadcnregistry.com/emend/emend-editor-composer https://shadcnregistry.com/emend/emend-editor-base https://shadcnregistry.com/emend/recipe-vercel-ai-gateway