after deploying angular app how to change local host to pc id code example

Example 1: update angular website firebase

$ ng build --prod
$ firebase login
$ firebase deploy

Example 2: host angular app on node server

const express = require('express');
const http = require('http');
const path = require('path');

const app = express();

const port = process.env.PORT || 3001;

app.use(express.static(__dirname + '/dist/my-app-name'));

app.get('/*', (req, res) => res.sendFile(path.join(__dirname)));

const server = http.createServer(app);

server.listen(port, () => console.log(`App running on: http://localhost:${port}`));