diff -r 2696337baa3d -r 1eed60b779da src/main/kotlin/de/uapcore/lightpit/Constants.kt
--- a/src/main/kotlin/de/uapcore/lightpit/Constants.kt	Sat Nov 09 10:54:57 2024 +0100
+++ b/src/main/kotlin/de/uapcore/lightpit/Constants.kt	Sat Nov 09 11:47:20 2024 +0100
@@ -106,4 +106,9 @@
      * Key for the current language selection within the session.
      */
     const val SESSION_ATTR_LANGUAGE = "language"
+
+    /**
+     * Key for the current timezone selection within the session.
+     */
+    const val SESSION_ATTR_TIMEZONE = "timezone"
 }