Hono + Next.js

pnpm install hono 
# Hono Validation https://hono.dev/docs/guides/validation
pnpm install zod @hono/zod-validator

// src/app/api/[[...route]]/route.js
import { Hono } from "hono";

import { handle } from "hono/vercel";

// Set "edge" if planning on planning with edge on Vercel
// export const runtime = "nodejs";
export const runtime = "edge";

const app = new Hono().basePath("/api");

export const GET = handle(app);
export const POST = handle(app);
export const PATCH = handle(app);
export const DELETE = handle(app);

// src/app/api/[[...route]]/hello.ts
import { Hono } from "hono";
const app = new Hono().get("/", (c) => {
  return c.json({ message: "Hello World" });
});

export default app;

// src/app/api/[[...route]]/route.ts
// eslint-disable-next-line @typescript-eslint/no-unused-vars
const routes = app.route("/hello", hello).route("/more", more);

// https://hono.dev/docs/guides/rpc
export type AppType = typeof route

// src/lib/hono.ts
import { AppType } from "@/app/api/[[...route]]/route";
import { hc } from "hono/client";

export const client = hc<AppType>(process.env.NEXT_PUBLIC_APP_URL!);