REVOKE SELECT (markup_percent, markup_flat, base_price, provider_code) ON public.services FROM authenticated;
REVOKE SELECT (markup_percent, markup_flat, base_price, provider_code) ON public.services FROM anon;

REVOKE SELECT (markup_percent, markup_flat, base_price) ON public.data_plans FROM authenticated;
REVOKE SELECT (markup_percent, markup_flat, base_price) ON public.data_plans FROM anon;

DROP POLICY IF EXISTS avatars_user_write ON storage.objects;
DROP POLICY IF EXISTS avatars_user_update ON storage.objects;
DROP POLICY IF EXISTS avatars_user_delete ON storage.objects;