Setup GitHub Actions

.github/workflows/ci.yml

@@ -0,0 +1,23 @@
+name: CI
+
+on:
+  push: 
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy: 
+      matrix: 
+        ruby-version: ['2.2', '2.3', '2.4', '2.5', '2.6', '2.7', '3.0']
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with: 
+          ruby-version: ${{ matrix.ruby-version }}
+          bundler-cache: true
+      - name: Run tests
+        run: bundle exec rake

spec/sidekiq-scheduler/web_spec.rb

@@ -4,7 +4,9 @@
 describe Sidekiq::Web do
   include Rack::Test::Methods
 
-  Sidekiq::Web.use Rack::Session::Cookie, secret: File.read("spec/support/.session.key"), same_site: true, max_age: 86400
+  if Gem.loaded_specs['sidekiq'].version >= Gem::Version.new('6.2')
+    Sidekiq::Web.use Rack::Session::Cookie, secret: File.read("spec/support/.session.key"), same_site: true, max_age: 86400
+  end
 
   let(:app) { Sidekiq::Web }