First commit of the new Insider version on docker

controllers/paramController.js

@@ -0,0 +1,28 @@
+const mysql = require('mysql2/promise');
+const pool = require('../config/database');
+
+async function getParams() {
+  const connection = await pool.getConnection();
+  try {
+    const [rows] = await connection.execute('SELECT * FROM cdn');
+    return {
+      users: rows[0].users, 
+    };
+  } finally {
+    connection.release();
+  }
+}
+
+async function updateParams(params) {
+  const connection = await pool.getConnection();
+  try {
+    await connection.execute('UPDATE cdn SET ?', [params]);
+  } finally {
+    connection.release();
+  }
+}
+
+module.exports = {
+  getParams,
+  updateParams
+};