Pricing page, social proof, and Agent Ops anchor SKU

Launched a canonical /pricing surface with a three-tier plan layout, live x402 social-proof counter, and the Agent Ops monthly plan as the recurring-revenue anchor.
New /pricing route with pay-as-you-go, Agent Ops ($99/mo), and Enterprise tiers
Live calls-settled counter pulled from revenue_ledger
Recent x402 settlement ticker (cached, public)
Risk-reversal commitment: refund any non-deterministic call
$1 first-call credit grant for the first 100 verified agents