Summary

• Add durable Guild projection provenance and deterministic reorg reset/replay.
• Make revoked reviews re-reviewable and enforce review/payment deadlines.
• Add UUPS compatibility and stale-upgrade protection with post-upgrade implementation checks.
• Enforce production separation between administrative and operational roles.
• Bound governance return data and strengthen projection identity constraints.
• Add focused regression coverage for reorg recovery, review replacement, deadlines, and upgrade safety.

Verification

• Foundry: 34 tests passed.
• Python Guild/platform suites: 256 passed, 1 skipped.
• forge fmt --check passed.
• Python compilation and diff checks passed.