GenerateNATSAuthJWT accepts either a path to a .creds file containing JWT credentials or the credentials directly in string format, and returns the correct nats connection authentication options.

GenerateNATSAuthNKey accepts either a path to a file containing a Nkey seed, or the Nkey seed directly in string format, and returns the correct nats connection authentication options.

Gunzip decompresses a slice of bytes and returns a slice of decompressed bytes or an error.

IsBase64 determines if a string is base64 encoded or not We store bus headers in map[string]string and binary headers get encoded as base64 In order to replay headers properly, we need.

WriteError is a wrapper for logging an error + writing to an error channel.