title	issue	author	author_email	author_github
Import and export in message queue	NEXT-14808	d.neustadt	d.neustadt@shopware.com	dneustadt

Core

Added ImportExportHandler and ImportExportMessage to handle import/export batches through dispatched messages in queue asynchronously

Administration

Removed progress bar, download buttons and other elements from sw-import-export-progress component that relied on import/exports being handled synchronously
Added functionality to sw-import-export-activity component to periodically update import/export activities in progress until processing is finished, resulting in a corresponding notification