fix(court-dates): recalculating court dates can now handle courts wit…

…h no documents yet

judgments/management/commands/recalculate_court_dates.py

@@ -81,6 +81,15 @@ def _get_year_of_first_document_in_order(self, canonical_court_param, order, doc
             api_client, SearchParameters(court=canonical_court_param, order=order)
         )
 
+        if len(search_response.results) == 0:
+            self.stdout.write(
+                self.style.WARNING(
+                    f"Could not find document for court {canonical_court_param}, \
+falling back to config value of {fallback}"
+                )
+            )
+            return fallback
+
         first_document = search_response.results[0]
 
         if first_document.date: