diff --git a/app/Helpers/StringHelpers.php b/app/Helpers/StringHelpers.php
index da245e0..7019655 100644
--- a/app/Helpers/StringHelpers.php
+++ b/app/Helpers/StringHelpers.php
@@ -1,5 +1,7 @@
 <?php
 
+use Illuminate\Encryption\Encrypter;
+
 function createUUID()
 {
     if (function_exists('com_create_guid') === true) {
@@ -56,6 +58,11 @@ function randomString(int $length)
     return $string;
 }
 
+function createAppKey()
+{
+    return 'base64:' . base64_encode(Encrypter::generateKey(config('app.cipher')));
+}
+
 function delete_directory($dirPath)
 {
     if (is_dir($dirPath)) {
diff --git a/composer.json b/composer.json
index 2c1446d..e8e671c 100644
--- a/composer.json
+++ b/composer.json
@@ -67,6 +67,10 @@
         ],
         "start": [
             "@php -S localhost:8000 -t public/"
+          ],
+        "post-install-cmd": [
+            "php -r \"copy('.env.example', '.env');\"",
+            "php artisan key:generate"
           ]
     },
     "extra": {
diff --git a/public/index.php b/public/index.php
index 1d69f3a..f3c2ebc 100644
--- a/public/index.php
+++ b/public/index.php
@@ -16,7 +16,7 @@ define('LARAVEL_START', microtime(true));
 |
 */
 
-if (file_exists($maintenance = __DIR__.'/../storage/framework/maintenance.php')) {
+if (file_exists($maintenance = __DIR__ . '/../storage/framework/maintenance.php')) {
     require $maintenance;
 }
 
@@ -31,7 +31,7 @@ if (file_exists($maintenance = __DIR__.'/../storage/framework/maintenance.php'))
 |
 */
 
-require __DIR__.'/../vendor/autoload.php';
+require __DIR__ . '/../vendor/autoload.php';
 
 /*
 |--------------------------------------------------------------------------
@@ -44,7 +44,7 @@ require __DIR__.'/../vendor/autoload.php';
 |
 */
 
-$app = require_once __DIR__.'/../bootstrap/app.php';
+$app = require_once __DIR__ . '/../bootstrap/app.php';
 
 $kernel = $app->make(Kernel::class);