feat(observability): add Prometheus/Grafana/Loki/Alertmanager/Alloy stack and remove legacy Monitoring UI

backend/tests/test_domain_media.py

@@ -1,16 +1,15 @@
 """Unit tests for domain/media.py normalization helpers."""
 
-import pytest
 from media_library_viewer_api.domain.media import (
-    first_media_source,
-    media_streams,
-    stream_value,
-    is_hdr_item,
-    format_date_added,
-    timestamp_date_added,
-    format_rate_bits_decimal,
-    normalize_media_item,
     display_media_row,
+    first_media_source,
+    format_date_added,
+    format_rate_bits_decimal,
+    is_hdr_item,
+    media_streams,
+    normalize_media_item,
+    stream_value,
+    timestamp_date_added,
 )