Add customer time bookings routes for public access to opening hours, types, and entries

services/nginx/app/objects/department_variables_o.php

@@ -139,6 +139,13 @@ class department_variables_o extends db
         if (!$variable) {
             return null;
         }
+        // Check if the variable is 'false' or 'true'
+        if ($variable[0]['value'] === 'false') {
+            return false;
+        }
+        if ($variable[0]['value'] === 'true') {
+            return true;
+        }
         return $variable[0]['value'];
     }