Rename shop items to plain sprite labels and improve thumbnail visibility.

Use code-side display names in the shop UI so labels stay correct even when DB rows lag, and add a neutral thumbnail glow so dark colors remain visible.

supabase/seed.sql

@@ -1,40 +1,18 @@
--- Character layer styles sold in the shop (id = variant id, type = layer id).
-
-delete from public.user_items
-where item_id in ('hat_blue', 'glasses_round', 'room_sunset', 'room-space', 'room-neon');
-
-delete from public.shop_items
-where id in (
-  'hat_blue',
-  'glasses_round',
-  'room_sunset',
-  'room-space',
-  'room-neon',
-  'pants-1',
-  'pants-2',
-  'shoes-1',
-  'shoes-2',
-  'torso-1',
-  'torso-2',
-  'eyes-1',
-  'eyes-2',
-  'head-1',
-  'head-2'
-);
+-- Shop-only catalog items (variant ids 3+ and paid rooms).
 
 insert into public.shop_items (id, name, type, price, image_path)
 values
-  ('pants-3', 'Pleated Skirt', 'pants', 30, '/character/pants/pants-3.png'),
-  ('shoes-3', 'Neon Glow Runners', 'shoes', 30, '/character/shoes/shoes-3.png'),
-  ('torso-3', 'Button-Up Shirt', 'torso', 35, '/character/torso/torso-3.png'),
-  ('torso-4', 'Crimson Blouse', 'torso', 40, '/character/torso/torso-4.png'),
-  ('head-3', 'Retro Snapback Cap', 'head', 40, '/character/head/head-3.png'),
-  ('head-4', 'Long Hair', 'head', 45, '/character/head/head-4.png'),
-  ('head-5', 'Shoulder-Length Hair', 'head', 50, '/character/head/head-5.png'),
-  ('head-6', 'Flowing Side Locks', 'head', 55, '/character/head/head-6.png'),
-  ('head-7', 'Messy Shag Cut', 'head', 60, '/character/head/head-7.png'),
-  ('room-3', 'Starlit Night', 'room', 40, '/room/room-3.png'),
-  ('room-4', 'Mystic Forest', 'room', 50, '/room/room-4.png')
+  ('head-3', 'Mohawk', 'head', 40, '/character/head/head-3.png'),
+  ('head-4', 'Long', 'head', 45, '/character/head/head-4.png'),
+  ('head-5', 'Pixie', 'head', 50, '/character/head/head-5.png'),
+  ('head-6', 'Middle-part', 'head', 55, '/character/head/head-6.png'),
+  ('head-7', 'Bun', 'head', 60, '/character/head/head-7.png'),
+  ('torso-3', 'Vest', 'torso', 35, '/character/torso/torso-3.png'),
+  ('torso-4', 'Robe', 'torso', 40, '/character/torso/torso-4.png'),
+  ('pants-3', 'Skirt', 'pants', 30, '/character/pants/pants-3.png'),
+  ('shoes-3', 'Loafers', 'shoes', 30, '/character/shoes/shoes-3.png'),
+  ('room-3', 'Forest', 'room', 40, '/room/room-3.png'),
+  ('room-4', 'Night', 'room', 50, '/room/room-4.png')
 on conflict (id) do update
 set
   name = excluded.name,