* feat: support for uploading files to the server
* feat: field Internationalization
* refactor: encapsulation attachment-related requests
* feat: support for getting a list of attachments that have been uploaded for a session
* feat: the session displays the number and list of uploaded files
* feat: internalization
* feat: wrapping the Checkbox component
* feat: add checkbox
* feat: support for deleting uploaded files
* feat: support for selecting uploaded files
* refactor: optimize the display of file icons
* refactor: hide file uploads when there is no sessionId