[serverless] Command line tool to create a signing key (#323)
[serverless] Command line tool to create a signing key (#323)

This tool uses the sumdb/note library to generate a public/private key pair used for signing checkpoints
google/trillian-examples,google/trillian-examples,google/trillian-examples,google/trillian-examples,google/trillian-examples,google/trillian-examples