Added the shortener

ShortenerV1/config/database.js

@@ -0,0 +1,13 @@
+const { Sequelize } = require("sequelize");
+module.exports = new Sequelize(process.env.MYSQL_DATABASE, process.env.MYSQL_USERNAME, process.env.MYSQL_PASSWORD, {
+    host: process.env.MYSQL_HOSTNAME,
+    dialect: 'mysql',
+    logging: false,
+
+    pool: {
+        max: 5,
+        min: 0,
+        acquire: 30000,
+        idle: 10000
+    },
+});