test(transport): add unit tests for transport behavior using Testify

internal/transport/transport_test.go

@@ -0,0 +1,15 @@
+package transport
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestTransportInterface(t *testing.T) {
+	var _ Transport = (*httpServer)(nil)
+	var _ Transport = (*https)(nil)
+	var _ Transport = (*tcp)(nil)
+
+	assert.True(t, true)
+}