List all versions of a document

curl --request GET \
  --url https://api-sandbox.featherhq.com/v1/knowledge-base/documents/{doc_id}/versions \
  --header 'x-api-key: <api-key>'

[
  {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "document_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "version_number": 123,
    "state": "<string>",
    "source_type": "<string>",
    "source_url": "<string>",
    "chunk_count": 123,
    "token_count": 123,
    "error_message": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "processed_at": "2023-11-07T05:31:56Z",
    "scan_status": "<string>",
    "filename": "<string>",
    "metadata": {},
    "download_url": "<string>",
    "governance_status": "<string>",
    "expires_at": "2023-11-07T05:31:56Z",
    "pii_status": "<string>",
    "sensitivity": "<string>",
    "pii_detection_count": 123,
    "pii_entity_types": [
      "<string>"
    ],
    "pii_coverage_status": "<string>",
    "pii_scrubbed_at": "2023-11-07T05:31:56Z",
    "safe_title": "<string>"
  }
]