Polar is the only store: remove Gumroad links

AML numbers = live v1.1

Add netflow_v1 + pred_maint_v1, current AML/crypto AML sizes, unified custom service name

Custom dataset service ($249) section + JSON-LD/catalog/llms

Polar checkout as primary Buy link (Gumroad secondary for 8 products)

Fix site URL

QuailModel catalog site

initial commit