remove separate ui service, serve ui with backend

ui/tests/e2e/example.ts

@@ -0,0 +1,11 @@
+describe('My First Test', function () {
+  before((browser) => {
+    browser.init()
+  })
+
+  it('visits the app root url', function () {
+    browser.assert.textContains('h1', 'You did it!')
+  })
+
+  after((browser) => browser.end())
+})