fix(lint): auto-fix ruff violations and tune lint rules

- Auto-fixed 4,496 lint issues (import sorting, modern syntax, etc.)
- Added ignore rules for patterns intentional in this codebase:
  E402 (late imports), E712 (SQLAlchemy filters), B904 (raise from),
  SIM108/SIM105/SIM117 (readability preferences)
- Added per-file ignores for tests and scripts
- Excluded broken scripts/rename_terminology.py (has curly quotes)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/modules/messaging/models/admin_notification.py

@@ -6,12 +6,12 @@ This model handles admin-specific notifications for system alerts and warnings.
 """
 
 from sqlalchemy import (
+    JSON,
     Boolean,
     Column,
     DateTime,
     ForeignKey,
     Integer,
-    JSON,
     String,
     Text,
 )