{"message":"smartRATINGS Backend API","version":"2.0.0","database":"Connected","endpoints":{"health":"GET /health","auth":"Available","payment":"POST /api/payment/create-checkout","packages":"GET /api/packages","checkout":"POST /api/checkout/complete","welcome":"POST /api/welcome/validate-session","cms":"GET /api/cms/content/:identifier","abTesting":"POST /api/ab-testing/assign"}}