function createHeadInjectionTransformStreamimport { createHeadInjectionTransformStream } from "https://dotland.deno.dev/x/ultra@v2.0.0-alpha.12/lib/stream.ts"; createHeadInjectionTransformStream(inject: () => string): TransformStream<Uint8Array, Uint8Array>Parametersinject: () => stringReturnsTransformStream<Uint8Array, Uint8Array>