Publish to pay-skills

Publish a provider entry when the gateway is ready for agent discovery.

Agent summary

• Registry markdown is for discovery; runtime YAML is for pay server start.
• Include concrete endpoint descriptions and spend-aware usage notes.
• Omit pricing for free endpoints.
• Probe and validate changed providers before opening a PR.

Build and probe

pay skills build . --output /tmp/pay-skills-dist
pay skills probe . --files providers/<operator>/<name>.md --currencies USDC,USDT
pay skills validate . --files providers/<operator>/<name>.md

Convert runtime specs

pay skills provider sync providers/google/*.yml \
  --operator solana-foundation \
  --out providers

Agents discover published providers through pay skills search and Pay MCP search_skills.