Bump rubocop-rspec from 2.29.1 to 3.0.1 #993

	# GitHub Action to run linters, based on:
	# - Rails repo configuration:
	# https://github.com/rails/rails/blob/master/.github/workflows/rubocop.yml
	# - GitHub Actions Docs
	# https://github.com/ruby/setup-ruby#usage

	name: Lint

	on: [push]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up Ruby # https://github.com/ruby/setup-ruby#usage
	uses: ruby/setup-ruby@v1 # reads version from .ruby-version file
	with:
	bundler-cache: true # runs 'bundle install' and caches installed gems automatically
	- name: Run RuboCop
	run: bin/rubocop
	- name: Run Ruumba (RuboCop on views)
	run: bin/ruumba
	- name: Run Brakeman
	run: bin/brakeman
	- name: Run Traceroute (detect unused actions/routes)
	env:
	REDIS_URL: 'redis://localhost:6379'
	run: bin/traceroute

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