add frozen_string_literal magic comment (#1408) #113

	name: CI

	on:
	push:
	branches: [ 'master', 'release-0-8', 'release-0-9', 'release-0-10' ]
	pull_request:
	branches: ['**']

	jobs:
	tests:
	runs-on: ubuntu-latest
	services:
	postgres:
	image: postgres
	env:
	POSTGRES_PASSWORD: password
	POSTGRES_DB: test
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	ports:
	- 5432:5432
	strategy:
	fail-fast: false
	matrix:
	ruby:
	- 2.6
	- 2.7
	- '3.0'
	- 3.1
	- 3.2
	rails:
	- 7.0.4
	- 6.1.7
	- 6.0.6
	- 5.2.8.1
	- 5.1.7
	database_url:
	- postgresql://postgres:password@localhost:5432/test
	- sqlite3:test_db
	exclude:
	- ruby: 3.2
	rails: 6.0.6
	- ruby: 3.2
	rails: 5.2.8.1
	- ruby: 3.2
	rails: 5.1.7
	- ruby: 3.1
	rails: 6.0.6
	- ruby: 3.1
	rails: 5.2.8.1
	- ruby: 3.1
	rails: 5.1.7
	- ruby: '3.0'
	rails: 6.0.6
	- ruby: '3.0'
	rails: 5.2.8.1
	- ruby: '3.0'
	rails: 5.1.7
	- ruby: 2.6
	rails: 7.0.4
	- database_url: postgresql://postgres:password@localhost:5432/test
	rails: 5.1.7
	env:
	RAILS_VERSION: ${{ matrix.rails }}
	DATABASE_URL: ${{ matrix.database_url }}
	name: Ruby ${{ matrix.ruby }} Rails ${{ matrix.rails }} DB ${{ matrix.database_url }}
	steps:
	- uses: actions/checkout@v3
	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	- name: Install dependencies
	run: bundle install --jobs 4 --retry 3
	- name: Run tests
	run: bundle exec rake test

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