Hono Scalar failed with Vercel serverless function

Error: No "exports" main defined in /Users/***/Workspace/***/apps/emails/node_modules/@scalar/hono-api-reference/package.json
    at exportsNotFound (node:internal/modules/esm/resolve:303:10)
    at packageExportsResolve (node:internal/modules/esm/resolve:593:13)
    at resolveExports (node:internal/modules/cjs/loader:591:36)
    at Function.Module._findPath (node:internal/modules/cjs/loader:668:31)
    at Function.Module._resolveFilename (node:internal/modules/cjs/loader:1130:27)
    at Function.Module._load (node:internal/modules/cjs/loader:985:27)
    at Module.require (node:internal/modules/cjs/loader:1235:19)
    at require (node:internal/modules/helpers:176:18)
    at Object.<anonymous> (/Users/***/Workspace/***/apps/emails/api/index.ts:2:1)
    at Module._compile (node:internal/modules/cjs/loader:1376:14) {
  code: 'ERR_PACKAGE_PATH_NOT_EXPORTED'
}
Error: Function `api/index.ts` failed with exit code 1