cors issue with hono + better auth on cloudflare workers

//index.ts
import { Hono } from "hono";
import { Bindings, Variables } from "./types";

import auth from "./utils/auth";
import { cors } from "hono/cors";

const app = new Hono<{
  Bindings: Bindings;
  Variables: Variables;
}>();

app.use(
  "/api/auth/*", // or replace with "*" to enable cors for all routes
  cors({
    origin: "http://localhost:5173", // replace with your origin
    allowHeaders: ["Content-Type", "Authorization"],
    allowMethods: ["POST", "GET", "OPTIONS"],
    exposeHeaders: ["Content-Length"],
    maxAge: 6000,
    credentials: true,
  }),
);
app.on(["POST", "GET"], "/api/auth/*", (c) => {
  return auth(c.env).handler(c.req.raw);
});
export default app;

import { betterAuth } from "better-auth";
import { drizzleAdapter } from "better-auth/adapters/drizzle";
import { Bindings } from "../types";
import { getDB } from "../db/connectDB";

export default function createAuth(env: Bindings) {
  const db = getDB(env);

  return betterAuth({
    trustedOrigins: ["http://localhost:5173"],

    database: drizzleAdapter(db, {
      provider: "sqlite", // D1 is compatible with SQLite
    }),

    emailAndPassword: {
      enabled: true,
      requireEmailVerification: true,
    },
  });
}