npm init -y

npm i express netlify-cli netlify-lambda serverless-http

edit package.json
	"scripts": {
	    "build": "netlify deploy --prod"
	}

create functions/apps.js
	//app.js

	const express = require("express");
	const serverless = require("serverless-http");
	const app = express();
	const router = express.Router();

	router.get("/", (req, res) => {
	    res.send("App is running..");
	});

	app.use("/.netlify/functions/app", router);
	module.exports.handler = serverless(app);

create netlify.toml
	[build]
		functions = "functions"

create .gitignore
	node_modules/
	.netlify

git init

git add .

git commit -m "netlify init"

netlify init

netlify deploy

go to Function logs link
app > Endpoint

netlify deploy --prod

====

using git

npm init
npm i express serverless-http @netlify/functions @types/express

express
npm install

create netlify/functions/api.ts
	import express, { Router } from "express";
	import serverless from "serverless-http";

	const api = express();

	const router = Router();
	router.get("/hello", (req, res) => res.send("Hello World!"));

	api.use("/api/", router);

	export const handler = serverless(api);

create netlify.toml
	[functions]
	  external_node_modules = ["express"]
	  node_bundler = "esbuild"
	[[redirects]]
	  force = true
	  from = "/api/*"
	  status = 200
	  to = "/.netlify/functions/api/:splat"