src: improve node::Dotenv declarations
There is no need to explicitly allow copy constructor and copy assignment, and some of these functions should be marked as const. Also remove a branch that appears to serve no purpose.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
There is no need to explicitly allow copy constructor and copy assignment, and some of these functions should be marked as const. Also remove a branch that appears to serve no purpose.