Add environment variables to .env.example, remove unnecessary files #15

	name: Deploy
	concurrency:
	group: production
	cancel-in-progress: true

	on:
	pull_request:
	push:
	branches: [ main ]

	jobs:
	scan_ruby:
	runs-on: ubuntu-latest
	env:
	DOCKER_BUILDKIT: 1
	RAILS_ENV: production
	RAILS_MASTER_KEY: ${{ secrets.RAILS_MASTER_KEY }}
	KAMAL_REGISTRY_PASSWORD: ${{ secrets.KAMAL_REGISTRY_PASSWORD }}
	KAMAL_REGISTRY_USERNAME: ${{ secrets.KAMAL_REGISTRY_USERNAME }}

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: .ruby-version
	bundler-cache: true

	- name: Scan for common Rails security vulnerabilities using static analysis
	run: bin/brakeman --no-pager

	lint:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: .ruby-version
	bundler-cache: true

	- name: Lint code for consistent style
	run: bin/rubocop -f github

	test:
	runs-on: ubuntu-latest

	steps:
	- name: Install packages
	run: sudo apt-get update && sudo apt-get install --no-install-recommends -y build-essential git libyaml-dev pkg-config google-chrome-stable

	- name: Checkout code
	uses: actions/checkout@v4

	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: .ruby-version
	bundler-cache: true

	- name: Run tests
	env:
	RAILS_ENV: test
	run: bin/rails db:test:prepare test

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