Add Pyrimid as facilitator + Pragma Trading as vendor

[henrimahal]

Two listings for x402scan:

1. Pyrimid (Facilitator)

• Type: Payment Router / Facilitator
• URL: https://pyrimid.ai
• Router: 0xc949AEa380D7b7984806143ddbfE519B03ABd68B (Base)
• Registry: 0x34e22fc20D457095e2814CdFfad1e42389 (Base)
• What: Affiliate commission routing for x402 payments. Agents earn referral fees automatically.
• SDK: @pyrimid/sdk on npm

2. Pragma Trading (Vendor/Service)

• Type: API Service
• URL: https://pragma.trading
• Server ID: c6417a07-8c33-49d1-8f9c-a4310f1601a3 (already registered)
• Endpoints: 5 trading signal endpoints, $0.25 USDC per request
• What: AI trading signals — scoring, flow analysis, market data

Both live on Base mainnet with verified contracts.