queryBook and createBook are working

server/database/index.js

@@ -0,0 +1,12 @@
+const Sequelize = require('sequelize');
+
+const sequelize = new Sequelize(process.env.DB_DATABASE, process.env.DB_USERNAME, process.env.DB_PASSWORD, {
+	host: process.env.DB_HOSTNAME,
+	dialect: 'mariadb',
+	timezone: process.env.DB_TIMEZONE,
+	logging: process.env.DB_LOGGING ? console.log : false
+});
+
+sequelize.sync();
+
+module.exports = sequelize;