diff --git a/_includes/Session.class.php b/_includes/Session.class.php
index 28ba8ef3dd80296d914dff31b2fb580fac163731..b6a8c8b750ff35aa66cb2dd8be428cb4b0b875c8 100644
--- a/_includes/Session.class.php
+++ b/_includes/Session.class.php
@@ -41,11 +41,11 @@ class Session
     // To get the key value
     public static function get($key, $default = false)
     {
-        if(Session::isset($key)){
+        // Check if the key exists return key else return default value.
+        if (Session::isset($key)) {
             return $_SESSION[$key];
-        }else{
+        } else {
             return $default;
         }
-        
     }
 }
diff --git a/_includes/User.class.php b/_includes/User.class.php
index 867df2b748164432289d0b0f67588a13cb6657ed..b66329cd47077ad72112e2a2170b62d6764caaae 100644
--- a/_includes/User.class.php
+++ b/_includes/User.class.php
@@ -66,4 +66,30 @@ class User
         }
 
     }
+
+    // public function __construct($username)
+    // {
+    //     $this -> conn = Database::getConnection();
+    // }
+    public function authenticate()
+    {
+
+    }
+
+    public function setBio()
+    {
+
+    }
+    public function getBio()
+    {
+
+    }
+    public function setAvatar()
+    {
+
+    }
+    public function getAvatar()
+    {
+
+    }
 }
diff --git a/_includes/__migration.sql b/_includes/__migration.sql
new file mode 100644
index 0000000000000000000000000000000000000000..3889a35d9e2dccef96fbb2b9425163fad74b8d22
--- /dev/null
+++ b/_includes/__migration.sql
@@ -0,0 +1,2 @@
+-- 24 March, 2025
+ALTER TABLE `auth` ADD `sec_email` varchar(256) NULL;
\ No newline at end of file
diff --git a/signup.php b/signup.php
index dd85d4856abf1b7d342c5a92303d02cfc5aa3019..3fd1a275e82b2a20880bbe7f8da48e125e185e31 100644
--- a/signup.php
+++ b/signup.php
@@ -6,7 +6,7 @@ include 'libs/load.php';
 <!doctype html>
 <html lang="en" data-bs-theme="auto">
 <!-- To load head -->
-<? load_template('head') ?>
+<?php load_template('head') ?>
 
 <body>
 	<!-- Style for toggle button -->
@@ -161,19 +161,19 @@ include 'libs/load.php';
 
 
 	<!--To load header file from template  -->
-	<? load_template('header') ?>
+	<?php load_template('header') ?>
 
 
 
 	<!-- To load signup-content form to sign-in -->
-	<? load_template('signup-content'); ?>
+	<?php load_template('signup-content'); ?>
 
 
 
 
 
 	<!-- To load footer (footer.php) from template folder -->
-	<? load_template('footer'); ?>
+	<?php load_template('footer'); ?>
 	<script src="/photogram-project-php/assets/dist/js/bootstrap.bundle.min.js"></script>
 
 </body>
diff --git a/testhash.php b/testhash.php
index 100f65bb1d39ebfbb2f42e6e8418a71c65449c95..58fff8c2ba1cdceb4082db11c47c1875833bc011 100644
--- a/testhash.php
+++ b/testhash.php
@@ -11,13 +11,11 @@ echo "string length: " . strlen($str) . "\n";
 echo "md5: ". md5($str) . "(length: ". strlen(md5($str)) . ")\n";
 echo "base64: ". base64_encode($str) . "\n(Length: ". strlen(base64_encode($str)) . ")";
 
-// Testing type of hashing in php
 
 
+// Testing type of hashing in php
 $data = "hello";
 
-
-
 foreach (hash_algos() as $v) {
 
     $r = hash($v, $data, false);