Utility Packages:
build - utility package to represent build/confs (public; tiny)
os - utility package for FileIteration and Process Lifecycle management (private)
cluster - is a collection of instances along with corresponding placement alteration (public)
Packages for client<->server communications, life-cycle maintenance, event propagation.
node - main construct is ServiceNode, which wraps placement.Instance (public)
generated - grpc schemas for Operator, and Heartbeat services (private)
agent - the server side Operator implementation, client side Heartbeat implementation (private)
services - m3em_agent main (private)
integration - currently has tests for file transfer, process lifecycle, and heartbeating (private)