Fix animation inconsistencies on pages with loading spinners

backend/check_enum.py

@@ -0,0 +1,9 @@
+import asyncio
+from sqlmodel import create_engine, text
+
+DATABASE_URL = "postgresql://pragativeer_admin:local_secure_password_2026@postgres:5432/pragativeer_prod"
+engine = create_engine(DATABASE_URL)
+
+with engine.connect() as conn:
+    result = conn.execute(text("SELECT unnest(enum_range(NULL::tierenum));"))
+    print(result.fetchall())