Rakefile in dockerfile-rails-1.5.14 vs Rakefile in dockerfile-rails-1.6.0

@@ -40,7 +40,28 @@
     end
   ensure
     rm_rf "test/tmp/system_test" unless ENV["TEST_KEEP"]
   end
 
+  task :alpine do
+    rm_rf "test/tmp/system_test"
+    Dir.chdir "test/tmp" do
+      sh "rails new system_test --javascript esbuild"
+      Dir.chdir "system_test"
+      sh "bundle config disable_local_branch_check true"
+      sh "bundle config set --local local.dockerfile-rails #{__dir__}"
+      sh "bundle add dockerfile-rails --group development " +
+        "--git https://github.com/rubys/dockerfile-rails.git"
+      sh "bin/rails generate dockerfile --alpine"
+      cp "#{__dir__}/test/docker-entrypoint", "bin"
+      IO.write "config/routes.rb",
+        'Rails.application.routes.draw {get "/up", to: proc {[200, {}, ["ok"]]}}'
+      sh "docker buildx build . --load -t system:test"
+      key = IO.read("config/master.key")
+      sh "docker run -p 3000:3000 -e RAILS_MASTER_KEY=#{key} --rm system:test"
+    end
+  ensure
+    rm_rf "test/tmp/system_test" unless ENV["TEST_KEEP"]
+  end
+
   task all: %w(test:rubocop test test:system)
 end