* test notification token with agent and notifications server
* notification server test with APNS mock
* set environment variables in the test
* use base64url encoding in encrypted notification data
* APN push client (WIP)
* APNS push client works
* TODO comments
* comment
* send notification and process the response
* config
* e2e encryption for notification parameter
* read apns key filename and ID from env
* connect APNS client to server, fix notification JSON encoding to use dash case
* do not connect to APNS on start to pass CI tests
* fix CI test
* remove redundant import
* agent schema/methods/types/store methods for notifications tokens
* register notification token on the server
* agent commands for notification tokens
* refactor initial servers from AgentConfig
* agent store functions for notification tokens
* server STM store methods for tokens
* fix protocol client for ntfs (use generic handshake), minimal server and agent tests
* server command to verify ntf token