Soft delete file metadata

S3 presigned URL flow for upload/download with file metadata persistence.

Pfad-Parameter

Name	Typ	Beschreibung
`fileId`erforderlich	`string`

curl -X DELETE https://api.codemeta-os.de/files/v1/{fileId} \
  -H "X-Tenant-Id: $TENANT" \
  -b cookies.txt

const result = await cm.files.delete();

HTTP	Bedeutung
`200`	Default Response