- Add Dexter as secondary facilitator option (no API keys required)
- Create FACILITATORS config with CDP and Dexter settings
- Update server middleware to support multiple facilitators
- Add PRIMARY_FACILITATOR environment variable
- Create example client for Dexter payments
- Document Dexter features: 600K+ free tx/month, gas sponsored
Dexter has ~50% market share and requires no authentication,
making it an ideal backup/secondary facilitator option.
- Update default facilitator URL to Coinbase CDP
- Change network format from 'base' to CAIP-2 'eip155:8453'
- Add documentation for CDP credential requirements
- Fix network variable scope issue in x402.js
This enables auto-registration in the x402 Bazaar discovery layer
when the first payment is processed through the CDP facilitator.
Chris Troutner