proxy.js

const express = require("express");
const proxy = require("express-http-proxy");
const path = require("path");

const app = express();

const api = "localhost:8080";
app.all(
  "/api/*",
  proxy(api, {
    proxyReqPathResolver: req => {
      const newUrl = req.url.replace("/route/service/method/", "/service/method/");
      return newUrl;
    },
  })
);

const host = process.env.WEB_HOST;
const port = process.env.WEB_PORT;

app.listen(port, host, () => {
  console.log(`proxy server listen at ${host}:${port}`);
  console.log(`Api request redirected to ${api}`);
});