wip(ci/cd): add cypress

Author: koromerzhin

cypress/e2e/spec.cy.js

@@ -1,6 +1,6 @@
 describe('template spec', () => {
   it('passes', () => {
-    cy.visit('https://symfony.traefik.me');
+    cy.visit('https://symfony.traefik.me', {failOnStatusCode: false});
     cy.screenshot('first-page');
   })
 })