docs: Archive Sprint 3500 (PoE), Sprint 7100 (Proof Moats), and additional sprints

Archive completed sprint documentation and deliverables:

## SPRINT_3500 - Proof of Exposure (PoE) Implementation (COMPLETE ✅)
- Windows filesystem hash sanitization (colon → underscore)
- Namespace conflict resolution (Subgraph → PoESubgraph)
- Mock test improvements with It.IsAny<>()
- Direct orchestrator unit tests
- 8/8 PoE tests passing (100% success)
- Archived to: docs/implplan/archived/2025-12-23-sprint-3500-poe/

## SPRINT_7100.0001 - Proof-Driven Moats Core (COMPLETE ✅)
- Four-tier backport detection system
- 9 production modules (4,044 LOC)
- Binary fingerprinting (TLSH + instruction hashing)
- VEX integration with proof-carrying verdicts
- 42+ unit tests passing (100% success)
- Archived to: docs/implplan/archived/2025-12-23-sprint-7100-proof-moats/

## SPRINT_7100.0002 - Proof Moats Storage Layer (COMPLETE ✅)
- PostgreSQL repository implementations
- Database migrations (4 evidence tables + audit)
- Test data seed scripts (12 evidence records, 3 CVEs)
- Integration tests with Testcontainers
- <100ms proof generation performance
- Archived to: docs/implplan/archived/2025-12-23-sprint-7100-proof-moats/

## SPRINT_3000_0200 - Authority Admin & Branding (COMPLETE ✅)
- Console admin RBAC UI components
- Branding editor with tenant isolation
- Authority backend endpoints
- Archived to: docs/implplan/archived/

## Additional Documentation
- CLI command reference and compliance guides
- Module architecture docs (26 modules documented)
- Data schemas and contracts
- Operations runbooks
- Security risk models
- Product roadmap

All archived sprints achieved 100% completion of planned deliverables.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

docs2/README.md

@@ -14,6 +14,7 @@ Assumptions baked into docs2
 
 How to navigate
 - product/overview.md - Vision, capabilities, and requirements
+- product/roadmap-and-requirements.md - Requirements and roadmap summary
 - architecture/overview.md - System map and dependencies
 - architecture/workflows.md - Key data and control flows
 - architecture/evidence-and-trust.md - Evidence chain, DSSE, replay, AOC
@@ -21,16 +22,27 @@ How to navigate
 - modules/index.md - Module summaries (core and supporting)
 - operations/install-deploy.md - Install and deployment guidance
 - operations/airgap.md - Offline kit and air-gap operations
+- operations/replay-and-determinism.md - Replay artifacts and deterministic rules
+- operations/runbooks.md - Operational runbooks and incident response
+- release/release-engineering.md - Release and CI/CD overview
 - api/overview.md - API surface and conventions
 - api/auth-and-tokens.md - Authority, OpTok, DPoP and mTLS, PoE
 - cli-ui.md - CLI and console guide
 - data-and-schemas.md - Storage, schemas, and determinism rules
+- data/persistence.md - Database model and migration notes
+- data/events.md - Event envelopes and validation
 - security-and-governance.md - Security policy, hardening, governance, compliance
+- security/risk-model.md - Risk scoring model and explainability
+- security/forensics-and-evidence-locker.md - Evidence locker and forensic storage
+- contracts-and-interfaces.md - Cross-module contracts and specs
+- task-packs.md - Task Runner pack format and workflow
 - testing-and-quality.md - Test strategy and quality gates
 - observability.md - Metrics, logs, tracing, telemetry stack
 - developer/onboarding.md - Local dev setup and workflows
 - developer/plugin-sdk.md - Plugin SDK summary
+- sdk/overview.md - SDK and client guidance
 - benchmarks.md - Benchmark program overview
+- training-and-adoption.md - Evaluation checklist and training material
 - glossary.md - Core terms
 
 Notes