404 에러

서버랑 front 쪽 npm run dev 하고 localhost:3090/signup 열었는데 Cannot GET /signup 이란 404 에러가 뜹니다..ㅜㅜ

어디서 잘못된건지 모르겠습니다.

webpack.config.ts 파일과 App.tsx 파일 첨부하겠습니다.

import path from 'path';
import ReactRefreshWebpackPlugin from '@pmmmwh/react-refresh-webpack-plugin';
import webpack, { Configuration as WebpackConfiguration } from 'webpack';
import ForkTsCheckerWebpackPlugin from 'fork-ts-checker-webpack-plugin';
import { Configuration as WebpackDevServerConfiguration } from 'webpack-dev-server';
// import { BundleAnalyzerPlugin } from 'webpack-bundle-analyzer';

interface Configuration extends WebpackConfiguration {
  devServer?: WebpackDevServerConfiguration;
}

const isDevelopment = process.env.NODE_ENV !== 'production';

const config: Configuration = {
  name: 'sleact',
  mode: isDevelopment ? 'development' : 'production',
  devtool: !isDevelopment ? 'hidden-source-map' : 'eval',
  resolve: {
    extensions: ['.js', '.jsx', '.ts', '.tsx', '.json'],
    alias: {
      '@hooks': path.resolve(__dirname, 'hooks'),
      '@components': path.resolve(__dirname, 'components'),
      '@layouts': path.resolve(__dirname, 'layouts'),
      '@pages': path.resolve(__dirname, 'pages'),
      '@utils': path.resolve(__dirname, 'utils'),
      '@typings': path.resolve(__dirname, 'typings'),
    },
  },
  entry: {
    app: './client',
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        loader: 'babel-loader',
        options: {
          presets: [
            [
              '@babel/preset-env',
              {
                targets: { browsers: ['last 2 chrome versions'] },
                debug: isDevelopment,
              },
            ],
            '@babel/preset-react',
            '@babel/preset-typescript',
          ],
          env: {
            development: {
              plugins: [['@emotion', { sourceMap: true }], require.resolve('react-refresh/babel')],
            },
            production: {
              plugins: ['@emotion'],
            },
          },
        },
        exclude: path.join(__dirname, 'node_modules'),
      },
      {
        test: /\.css?$/,
        use: ['style-loader', 'css-loader'],
      },
    ],
  },
  plugins: [
    // ts와 webpack 동시에 돌아가게 해주는 플러그인
    new ForkTsCheckerWebpackPlugin({
      async: false,
      // eslint: {
      //   files: "./src/**/*",
      // },
    }),
    new webpack.EnvironmentPlugin({ NODE_ENV: isDevelopment ? 'development' : 'production' }),
  ],
  output: {
    path: path.join(__dirname, 'dist'),
    filename: '[name].js',
    publicPath: '/dist/',
  },
  devServer: {
    historyApiFallback: true, // react router
    port: 3090,
    devMiddleware: { publicPath: '/dist/' },
    static: { directory: path.resolve(__dirname) },
    // proxy: {
    //   '/api/': {
    //     target: 'http://localhost:3095',
    //     changeOrigin: true,
    //   },
    // },
  },
};

if (isDevelopment && config.plugins) {
  config.plugins.push(new webpack.HotModuleReplacementPlugin());
  config.plugins.push(new ReactRefreshWebpackPlugin());
  // config.plugins.push(new BundleAnalyzerPlugin({ analyzerMode: 'server', openAnalyzer: true }));
}
if (!isDevelopment && config.plugins) {
  // config.plugins.push(new webpack.LoaderOptionsPlugin({ minimize: true }));
  // config.plugins.push(new BundleAnalyzerPlugin({ analyzerMode: 'static' }));
}

export default config;

import React from 'react';
import loadable from '@loadable/component';
import { Switch, Route, Redirect } from 'react-router-dom';

const LogIn = loadable(() => import('@pages/LogIn'));
const SignUp = loadable(() => import('@pages/SignUp'));

const App = () => {
  return (
    <Switch>
      <Redirect exact path="/" to="/login" />
      <Route path="/login" component={LogIn} />
      <Route path="/signup" component={SignUp} />
    </Switch>
  );
};

export default App;