Polar error after upgrading to zod 4 beta

⨯ TypeError: __TURBOPACK__imported__module__$5b$project$5d2f$node_modules$2f40$polar$2d$sh$2f$sdk$2f$dist$2f$esm$2f$models$2f$components$2f$customfieldcheckbox$2e$js__$5b$app$2d$route$5d$__$28$ecmascript$29$__.CustomFieldCheckbox$inboundSchema.and is not a function
    at [project]/node_modules/@polar-sh/sdk/dist/esm/models/components/customfield.js [app-route] (ecmascript) (../../../../src/models/components/customfield.ts:53:36)

  3 | import { db } from "@/db";
  4 | import { organization } from "better-auth/plugins/organization";
> 5 | import { polar } from "@polar-sh/better-auth";
  6 | import { Polar } from "@polar-sh/sdk";
  7 |
  8 | const client = new Polar({ {
  page: '/api/auth/sign-in/social'
}
 POST /api/auth/sign-in/social 500 in 86ms

⨯ TypeError: __TURBOPACK__imported__module__$5b$project$5d2f$node_modules$2f40$polar$2d$sh$2f$sdk$2f$dist$2f$esm$2f$models$2f$components$2f$customfieldcheckbox$2e$js__$5b$app$2d$route$5d$__$28$ecmascript$29$__.CustomFieldCheckbox$inboundSchema.and is not a function
    at [project]/node_modules/@polar-sh/sdk/dist/esm/models/components/customfield.js [app-route] (ecmascript) (../../../../src/models/components/customfield.ts:53:36)

  3 | import { db } from "@/db";
  4 | import { organization } from "better-auth/plugins/organization";
> 5 | import { polar } from "@polar-sh/better-auth";
  6 | import { Polar } from "@polar-sh/sdk";
  7 |
  8 | const client = new Polar({ {
  page: '/api/auth/sign-in/social'
}
 POST /api/auth/sign-in/social 500 in 86ms