# Functions
CreateOrUpdate attempts first to get the given service.
Equal return only true if the service are equal.
Mutate is a default mutation function for services that copies only mutable fields from desired to current.
New returns a new Builder instance with a default initialized service.
# Type aliases
EqualityFunc is the type for functions that compare two services.
MutateFunc is the type for functions that mutate the current service by applying the values from the desired service.