Added backend and frontend

.gitignore

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+.DS_Store

backend/.vscode/settings.json

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+{
+    "editor.tabSize": 2
+}

backend/Dockerfile

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+FROM node:14
+
+WORKDIR /app
+
+COPY app/package*.json ./
+
+RUN npm install
+
+COPY /app/. .
+
+RUN npx sequelize-cli db:migrate
+RUN npx sequelize-cli db:seed:all
+
+EXPOSE 3000
+
+CMD ["npm", "start"]

backend/app/.eslintrc.js

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+module.exports = {
+  env: {
+    commonjs: true,
+    es2021: true,
+    node: true,
+  },
+  extends: [
+    'airbnb-base',
+  ],
+  parserOptions: {
+    ecmaVersion: 12,
+  },
+  rules: {
+  },
+};

backend/app/.gitignore

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+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Typescript v1 declaration files
+typings/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+
+# next.js build output
+.next

backend/app/app.js

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+const express = require('express');
+const cors = require('cors');
+const path = require('path');
+const cookieParser = require('cookie-parser');
+const logger = require('morgan');
+
+const indexRouter = require('./routes/index');
+const usersRouter = require('./routes/users');
+
+const app = express();
+
+const corsOptions = {
+  origin: 'http://localhost:3001',
+};
+
+app.use(cors(corsOptions));
+
+app.use(logger('dev'));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, 'public')));
+
+app.use('/', indexRouter);
+app.use('/users', usersRouter);
+
+module.exports = app;

backend/app/bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('app:server');
+var http = require('http');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}

backend/app/config/config.json

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+{
+  "development": {
+    "dialect": "sqlite",
+    "storage": "data.db"
+  },
+  "test": {
+    "dialect": "sqlite",
+    "storage": "data.db"
+  },
+  "production": {
+    "dialect": "sqlite",
+    "storage": "data.db"
+  }
+}

backend/app/migrations/20211019073516-create-user.js

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+module.exports = {
+  up: async (queryInterface, Sequelize) => {
+    await queryInterface.createTable('Users', {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER,
+      },
+      name: {
+        type: Sequelize.STRING,
+      },
+      email: {
+        type: Sequelize.STRING,
+      },
+      country: {
+        type: Sequelize.STRING,
+      },
+      address: {
+        type: Sequelize.STRING,
+      },
+    });
+  },
+  down: async (queryInterface, Sequelize) => {
+    await queryInterface.dropTable('Users');
+  },
+};

backend/app/models/index.js

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+const fs = require('fs');
+const path = require('path');
+const Sequelize = require('sequelize');
+
+const basename = path.basename(__filename);
+const env = process.env.NODE_ENV || 'development';
+const config = require(`${__dirname}/../config/config.json`)[env];
+const db = {};
+
+let sequelize;
+if (config.use_env_variable) {
+  sequelize = new Sequelize(process.env[config.use_env_variable], config);
+} else {
+  sequelize = new Sequelize(config.database, config.username, config.password, config);
+}
+
+fs
+  .readdirSync(__dirname)
+  .filter((file) => (file.indexOf('.') !== 0) && (file !== basename) && (file.slice(-3) === '.js'))
+  .forEach((file) => {
+    const model = require(path.join(__dirname, file))(sequelize, Sequelize.DataTypes);
+    db[model.name] = model;
+  });
+
+Object.keys(db).forEach((modelName) => {
+  if (db[modelName].associate) {
+    db[modelName].associate(db);
+  }
+});
+
+db.sequelize = sequelize;
+db.Sequelize = Sequelize;
+
+module.exports = db;

backend/app/models/user.js

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+const {
+  Model,
+} = require('sequelize');
+
+module.exports = (sequelize, DataTypes) => {
+  class User extends Model {
+    /**
+     * Helper method for defining associations.
+     * This method is not a part of Sequelize lifecycle.
+     * The `models/index` file will call this method automatically.
+     */
+    static associate(models) {
+      // define association here
+    }
+  }
+  User.init({
+    name: DataTypes.STRING,
+    email: DataTypes.STRING,
+    country: DataTypes.STRING,
+    address: DataTypes.STRING,
+  }, {
+    sequelize,
+    modelName: 'User',
+  });
+  return User;
+};