Add the secret in the .env.local file

Author: javiereguiluz

.env

@@ -16,10 +16,7 @@
 
 ###> symfony/framework-bundle ###
 APP_ENV=dev
-# in your own Symfony applications, you can leave this secret empty,
-# but in this example application, we need it so the application runs out of the box.
-# see https://symfony.com/blog/new-in-symfony-7-2-optional-secret
-APP_SECRET=2ca64f8d83b9e89f5f19d672841d6bb8
+APP_SECRET=
 ###< symfony/framework-bundle ###
 
 ###> doctrine/doctrine-bundle ###

.env.local

@@ -0,0 +1,4 @@
+# in your own Symfony applications, you can leave this secret empty,
+# but in this demo application, we need it so the application runs out of the box.
+# see https://symfony.com/blog/new-in-symfony-7-2-optional-secret
+APP_SECRET=2ca64f8d83b9e89f5f19d672841d6bb8