NewDefault creates a new instance of Default logger using Go's native logger.

WithError creates an option that contains the error.

WithField creates an option that contains the key-value pair.

WithFields creates an option that contains the metadata.

Default is a struct that wraps the default logger from the "log" package.

go:generate mockery --name ILogger.

Field is a function type that returns a map of string keys to interface{} values.