diff --git a/config/packages/framework.yaml b/config/packages/framework.yaml
index 10ed53d..e560767 100644
--- a/config/packages/framework.yaml
+++ b/config/packages/framework.yaml
@@ -3,7 +3,14 @@ framework:
     secret: '%env(APP_SECRET)%'
 
     # Note that the session will be started ONLY if you read or write from it.
-    session: true
+    session:
+        # 7 Tage: Session überlebt Browser-Neustarts (Default 0 = Session-Cookie)
+        cookie_lifetime: 604800
+        # 7 Tage: PHP-GC löszt inaktive Sessions nicht nach 24 min (Default 1440)
+        gc_maxlifetime: 604800
+        # Außerhalb des Cache-Verzeichnisses: Deploy/Cache-Clear löscht keine Sessions
+        # (Volume essens_var → bleibt über Rebuilds erhalten)
+        save_path: '%kernel.project_dir%/var/sessions'
 
     http_client:
         default_options:
diff --git a/config/reference.php b/config/reference.php
index 81c04d3..1b1bd3d 100644
--- a/config/reference.php
+++ b/config/reference.php
@@ -946,15 +946,6 @@ use Symfony\Component\Config\Loader\ParamConfigurator as Param;
  *     twig?: TwigConfig,
  *     doctrine?: DoctrineConfig,
  *     doctrine_migrations?: DoctrineMigrationsConfig,
- *     "when@dev"?: array{
- *         imports?: ImportsConfig,
- *         parameters?: ParametersConfig,
- *         services?: ServicesConfig,
- *         framework?: FrameworkConfig,
- *         twig?: TwigConfig,
- *         doctrine?: DoctrineConfig,
- *         doctrine_migrations?: DoctrineMigrationsConfig,
- *     },
  *     "when@prod"?: array{
  *         imports?: ImportsConfig,
  *         parameters?: ParametersConfig,
@@ -1055,7 +1046,6 @@ namespace Symfony\Component\Routing\Loader\Configurator;
  *     deprecated?: array{package:string, version:string, message?:string},
  * }
  * @psalm-type RoutesConfig = array{
- *     "when@dev"?: array<string, RouteConfig|ImportConfig|AliasConfig>,
  *     "when@prod"?: array<string, RouteConfig|ImportConfig|AliasConfig>,
  *     "when@test"?: array<string, RouteConfig|ImportConfig|AliasConfig>,
  *     ...<string, RouteConfig|ImportConfig|AliasConfig>