chore: Move factories and helpers to a better place (#4551)

* chore: Move factories and helpers to a better place

* align factory product variant

* fix factory cart

* add simple store fac

* fix tests

* fix tests

* fix

* fix cart seeder

integration-tests/environment-helpers/test-server.js

@@ -0,0 +1,11 @@
+const { bootstrapApp } = require("./bootstrap-app")
+
+const setup = async () => {
+  const { app, port } = await bootstrapApp()
+
+  app.listen(port, (err) => {
+    process.send(port)
+  })
+}
+
+setup()