Vision: FAPP is just one service on a generic platform.
Same infrastructure can support:
- Housing (rooms, flats)
- Repair (craftsmen)
- Tutoring
- Medical appointments
- Legal consultations
- Events/tickets
- Custom services
Key concepts:
- Service ID namespacing (32-bit)
- Generic ServiceMessage envelope
- ServiceRouter with pluggable handlers
- ServiceStore trait for per-service caching
- Generic verification framework
- Migration path for existing FAPP
Architecture:
Applications → Service Layer → Mesh Layer → Transport
docs/specs/fapp-security.md:
- Full threat model for patient protection
- 3-level verification roadmap (transparency → endorsements → registry)
- UI warning mockups
- Technical implementation plan
- Honest assessment of limitations
SlotAnnounce changes:
- Added profile_url field for therapist verification
- New with_profile() constructor
- profile_url included in signature
docs/specs/fapp-protocol.md:
- Added Security & Anti-Fraud section
- Link to full security spec
