Add support for single and multiple file attachments to Questions #64

	name: Tests

	on:
	pull_request:
	push:
	branches:
	- master

	jobs:
	rspec:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	# https://rubyonrails.org/category/releases
	# https://rubyonrails.org/maintenance
	rails:
	- 7.0.0
	- 7.1.0
	- 7.2.0
	- 8.0.0
	# https://www.ruby-lang.org/en/downloads/
	ruby:
	- 3.1.6
	- 3.2.6
	- 3.3.6
	exclude:
	# rails 8.0.x needs Ruby version >= 3.2
	- rails: 8.0.0
	ruby: 3.1.6
	services:
	postgres:
	image: postgres:17.1-alpine
	ports:
	- "5432:5432"
	env:
	POSTGRES_DB: rails_test
	POSTGRES_USER: rails
	POSTGRES_PASSWORD: password
	env:
	RAILS_VERSION: ${{ matrix.rails }}
	RUBY_VERSION: ${{ matrix.ruby }}
	RAILS_ENV: test
	DATABASE_URL: "postgres://rails:password@localhost:5432/rails_test"
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Install Ruby and gems
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true
	- name: Set up database schema
	run: bundle exec rake db:migrate --trace
	- name: Run tests
	run: bundle exec rspec spec

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