Create a file sharing demo using Storj

[murali-shris]

Is your feature request related to a problem? Please describe.

• Create demo where sender encrypts and uploads file to Storj and receiver downloads the file from StorJ and decrypt

Describe the solution you'd like

• Generate a symmetric key and encrypt the file using at_client SDK
• Use uplink tool from StorJ to upload and get shareable file link
• Share the file link, file encryption key, IV through notification
• Receiver receives the notification, downloads the file using shared link , decrypt the file using file encryption key and IV

Describe alternatives you've considered

No response

Additional context

No response

[murali-shris]

#169