A descriptive or arbitrary ID for the core. This value must be unique within the core definition version. Max
length is 128 characters with pattern ''[a-zA-Z0-9:_-]+''.
Parameters:
id - A descriptive or arbitrary ID for the core. This value must be unique within the core definition
version. Max length is 128 characters with pattern ''[a-zA-Z0-9:_-]+''.
Returns:
Returns a reference to this object so that method calls can be chained together.