Add HealthCheck middleware

pkg/middleware/middleware_suite_test.go

@@ -0,0 +1,16 @@
+package middleware
+
+import (
+	"testing"
+
+	"github.com/oauth2-proxy/oauth2-proxy/pkg/logger"
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+func TestMiddlewareSuite(t *testing.T) {
+	logger.SetOutput(GinkgoWriter)
+
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "Middleware")
+}