Include extra_fields params only if there are actually extra_attributes #19

	name: Run RSpec tests
	on: [push]
	jobs:
	rspec:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	# ruby version is read from .tool-versions file, do not specify here
	bundler-cache: true
	- name: Run tests
	run: bundle exec rspec

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