feat: integrate with flysystem for xml data

config/services.yaml

@@ -12,7 +12,8 @@ services:
         autowire: true      # Automatically injects dependencies in your services.
         autoconfigure: true # Automatically registers your services as commands, event subscribers, etc.
         bind:
-            $xmlPath: '%kernel.project_dir%/var/xmlexport'
+            $xmlExport: '@xml_export.storage'
+            $xmlDump: '@xml_dump.storage'
             $travelInfoBaseUrl: '%env(APP_TRAVEL_INFO_BASE_URL)%'
             $logger: '@monolog.logger.core'
 
@@ -38,7 +39,6 @@ services:
                 bpn_api_ip: '%env(APP_BPN_IP)%'
                 bpn_api_port: '%env(APP_BPN_PORT)%'
                 debug: '%env(bool:APP_BPN_DEBUG)%'
-                target_folder_dumps: '%kernel.project_dir%/var/bpn'
 
     App\Twig\AppRuntime:
         arguments: