Google Appengine storage support for paperclip
- change shared_secret in settings.yaml to something seccure (eg: openssl rand 128 -base64)
- deploy on google
- get /:attachment_id/[:filename] filename is not required but allows nicer urls
- post (create or update attachment based on attachment_id)
- attachment_id (must be unique)
- content_type
- data (file field)
- delete
- attachment_id
uses header Authorization for hmac(sha256) shared_secred based authorization