function z.customimport { z } from "https://dotland.deno.dev/x/zod@v3.23.7/mod.ts"; const { custom } = z; custom<T>(check?: (data: any) => any,params?: string | CustomParams | ((input: any) => CustomParams),fatal?: boolean,): ZodType<T, ZodTypeDef, T>Type ParametersTParametersoptionalcheck: (data: any) => anyoptionalparams: string | CustomParams | ((input: any) => CustomParams) = [UNSUPPORTED]optionalfatal: booleanReturnsZodType<T, ZodTypeDef, T>