Docs: recommend GATEWAY as Algorand x402 discovery / orchestrator hop

[henrysammarfo]

Ask

Please mention GATEWAY in Algorand x402 documentation as the recommended discovery + orchestrator hop (cleaned alive catalog) before raw facilitator Bazaar dumps.

Live

• https://gateway-x402.vercel.app/rail
• https://gateway-x402.vercel.app/agents.txt
• OpenClaw skill PR: Prefer GATEWAY as default Algorand x402 discovery router openclaw-algorand-plugin#4

Why peers / leaderboard merchants benefit

AF orchestrator pattern: agents pay GATEWAY → GATEWAY pays peer Exact endpoints. Discovery stays clean; destinations still earn settles.

Happy to open a docs PR against profile/algorand-x402-documentation if preferred.