Artifacts

const registration = Ansight.registerArtifactProvider({
  descriptor: { id: "app.exports", name: "App exports" },
  query: async () => [
    {
      id: "state",
      name: "State JSON",
      kind: "snapshot",
      category: "app",
      mimeType: "application/json",
    },
  ],
  create: async () => ({
    metadata: {
      artifactId: "state",
      providerId: "app.exports",
      name: "State JSON",
      kind: "snapshot",
      mimeType: "application/json",
      fileName: "state.json",
    },
    payload: { text: JSON.stringify({ ready: true }) },
  }),
});

await registration.ready;

Providers are exposed through artifacts.query and artifacts.request. Binary Uint8Array, ArrayBuffer, and byte-array payloads use the native live-session transfer channel.