Integration tests

Integration tests + beginning of functionality test

frontend/cypress/fixtures/auth.json

+{
+  "admin": {
+    "name": "admin",
+    "password": "Password"
+  },
+  "testfacility": {
+    "name": "big gym",
+    "date": "2021-03-08",
+    "description": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor",
+    "latitude": "63.4104",
+    "longitude": "10.4182",
+    "url": "https://www.hackingwithswift.com/uploads/matrix.jpg"
+  }
+}
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