Connection Pool authentication fails from edge function

import { Pool } from "https://deno.land/x/[email protected]/pool.ts";

const databaseUrl = (Deno.env.get("SUPABASE_DB_URL") ?? "").replace("localhost", "host.docker.internal").replace('5432', '6543');
const pool = new Pool(databaseUrl, 3, true);
const connection = await pool.connect();