Unit test analysis

* adds unit test for creating report
* fixes bug where new (>2018) eco accounts have not been fetched correctly from the  db
* adds enhancements in the frontend
* improves test data setup

analysis/settings.py

@@ -9,4 +9,8 @@ Created on: 19.10.21
 # Defines the date of the legal publishing of the LKompVzVo
 from django.utils import timezone
 
-LKOMPVZVO_PUBLISH_DATE = timezone.make_aware(timezone.datetime.fromisoformat("2018-06-16")).date()
+LKOMPVZVO_PUBLISH_DATE = timezone.make_aware(
+    timezone.datetime.fromisoformat(
+        "2018-06-16"
+    )
+).date()