Add support for validating text responses #308

	name: Push & PR

	on:
	pull_request:
	types: [opened, synchronize, reopened]
	push:
	branches: [main]

	jobs:
	rspec:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	activesupport: ['6.1', '7.0', '7.1', '7.2']
	json_schemer: ['2.0', '2.1', '2.2', '2.3']
	ruby: ['3.1', '3.2', '3.3']
	steps:
	- uses: actions/checkout@v3
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: '${{ matrix.ruby }}'
	bundler-cache: true
	cache-version: ${{ matrix.activesupport }}-${{ matrix.json_schemer }}
	env:
	ACTIVESUPPORT: '${{ matrix.activesupport }}'
	JSON_SCHEMER: '${{ matrix.json_schemer }}'
	- name: Rspec
	run: bundle exec rspec

	rubocop:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: 3.3
	bundler-cache: true
	cache-version: '7.1'
	- name: Rubocop
	run: bundle exec rubocop

	openapi:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Validate openapi fixture
	run: npx @redocly/openapi-cli lint spec/fixtures/openapi/openapi.yaml

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