app.js

var createError = require('http-errors');
var express = require('express');
var path = require('path');
var logger = require('morgan');
var history = require('connect-history-api-fallback')

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

app.use(logger('dev'));
// app.use(express.static(path.join(__dirname, 'public')));

require('./configure')(app)
// UI

const { resolve } = require('path')
app.use(history({
  verbose: false
}))

const publicPath = resolve(__dirname, './client/dist')
const staticConf = { maxAge: '1y', etag: false }
app.use(express.static(publicPath, staticConf))

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;