# SaaS Core Demo

> Living showcase for @saas-core/* — no-signup, Checkout-as-login, access entitlements, MCP tools.

## API

- [Health](https://saas-core.coderai.dev/api/health): Liveness + package list
- [Access](https://saas-core.coderai.dev/api/access): Entitlements snapshot
- [MCP](https://saas-core.coderai.dev/mcp): JSON-RPC tools (get_access, ping)

## Agent

- [DOM map](https://saas-core.coderai.dev/__saas/dom-map.json): Stable data-saas actions

## Notes

- Head meta/OG/JSON-LD/icons via @saas-core/site-shell (see index.html + /og.svg).
- OG/Twitter cards: generate SVG via buildOgSvg(), then rasterize to PNG 1200×630 (resvg, sharp, or design export). Point og:image / twitter:image at the PNG URL.
- No real secrets in this demo.