as shown in the picture, server.js tried to read the index.html file under public, but reported an error. I"m not sure what went wrong. The code is at the bottom

Error: ENOENT: no such file or directory, open "\public\index.html"
    at Object.openSync (fs.js:434:3)
    at Object.readFileSync (fs.js:339:35)
    at Object.eval (webpack:///./src/server/index.js?:27:19)
    at eval (webpack:///./src/server/index.js?:54:30)
    at Object../src/server/index.js (E:\Code\web\ssr\react-music\build\server.js:4673:1)
    at __webpack_require__ (E:\Code\web\ssr\react-music\build\server.js:20:30)
    at E:\Code\web\ssr\react-music\build\server.js:84:18
    at Object.<anonymous> (E:\Code\web\ssr\react-music\build\server.js:87:10)
    at Module._compile (internal/modules/cjs/loader.js:689:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)

import express from "express"
import routes from "../routes"
import serverRender from "./render"
import fs from "fs";
import path from "path";
const app = express()
const template = fs.readFileSync(path.resolve(__dirname,"../public/index.html"),"utf8")
console.log(template);
app.use(express.static("public"))
app.get("*", (req, res) => {
  res.send(serverRender(req, routes))
})

app.listen(3000, () => {
  console.log("server listening on port 3000")
})