chore: add e2e-tests package

packages/e2e-tests/cypress.config.js

@@ -0,0 +1,23 @@
+const { defineConfig } = require("cypress");
+
+const TO_BE_PROVIDED = 'HAS_TO_BE_PROVIDED_IN_cypress.env.json';
+
+module.exports = defineConfig({
+  e2e: {
+    baseUrl: 'http://localhost:3001',
+    env: {
+      login_email: "user@automatisch.io",
+      login_password: "sample",
+      twitter_api_key: TO_BE_PROVIDED,
+      twitter_api_secret: TO_BE_PROVIDED,
+      slack_user_token: TO_BE_PROVIDED,
+    },
+    specPattern: 'cypress/e2e/**/*.{js,jsx,ts,tsx}',
+    excludeSpecPattern: [
+      '**/1-getting-started/**',
+      '**/2-advanced-examples/**'
+    ],
+    viewportWidth: 1280,
+    viewportHeight: 768
+  },
+});