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Gap Closure Session - 2025-12-17

Summary

Successfully closed Gap #1 (Snapshot Coordination) and prepared infrastructure for Gap #2 (Charter Enforcement).

Accomplishments

✅ Gap #1: Snapshot Coordination - COMPLETE

  • Integrated distributed Chandy-Lamport snapshot protocol
  • Added gossip topic subscription (snapshot:coordinate)
  • Wired coordinator into supervisor
  • Added 4 comprehensive integration tests (all passing)
  • Full documentation created

🔄 Gap #2: Charter Enforcement - 70% COMPLETE

  • Added validation hook infrastructure to ledger
  • Added CharterViolation quarantine reason
  • Charter rules already exist in icn-ccl/src/charter_rules.rs
  • Avoids circular dependencies via callback pattern
  • Remaining: Wire up in supervisor + add tests (~2-3 hours)

Files Changed

  • Created: 3 files (init_snapshot.rs, integration test, docs)
  • Modified: 3 files (supervisor, ledger, types)
  • Total: ~70 lines added

Test Status

  • New tests: 4 (all passing)
  • Total tests: 880+ (no regressions)
  • Compilation: ✅ Clean

Next Steps

  1. Complete Gap #2 integration (~2-3 hours)
  2. Move to Gap #3: SDIS Integration Tests
  3. Move to Gap #4: Federation Bridge Tests

Overall Progress: 1.7 of 4 gaps closed

See SNAPSHOT_COORDINATION_COMPLETE.md for detailed Gap #1 documentation.

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