/** * What a smoke render can conclude. * * Its own module because it is the one thing the sandbox harness and the host * both name: the harness produces it inside QuickJS, the host parses it back * out. Keeping it here means neither side imports the other's graph — the host * must not pull React in, and the harness must not pull the kernel in. * * `ok` covers both "rendered" and "we could not tell". Only `failed` is ever a * reason to refuse a create. */export type SmokeRenderResult =  | {      readonly status: "ok";      /**       * The markup the render produced, when it produced any within the cap.       *       * The smoke render already drives a full `renderToReadableStream` to       * completion; this is the HTML it was throwing away. Because the harness       * renders with a transport that never settles, the markup is the       * artifact's LOADING state — its real composition (cards, tables, chart       * frames, skeletons) with no data in it. That is what makes it storable       * as ordinary artifact metadata: it is derived from the source, not from       * anybody's rows.       *       * Absent whenever nothing can be concluded — no harness, a sandbox       * failure, a render over the size cap. Every consumer treats absent as       * "fall back", never as "empty".       */      readonly markup?: string;    }  | {      readonly status: "failed";      readonly message: string;      readonly componentStack?: string;    };