Prevent download of blob marked as infected

[SandGrainOne]

Description

Infected files can currently be downloaded normally. We should consider stopping downloads if FileScan has marked a file as infected.

Additional Information

The current file-scan App(s) and solution will probably be discontinued. Looking into the Defender product and how that can be used has priority.

Tasks

• Add a file scan status check to the download logic.
• Identify an appropriate 4xx status code. Ideas:
  • 404 to indicate deleted?
  • 424 Failed Dependency? (means that the request failed due to the failure of a previous request.)
  • 423 Locked
  • 410 Gone

Acceptance Criterias

• A GET request on a DataElement marked as infected results in status code: **