feat: Add documentation and task tracking for Sprints 508 to 514 in Ops & Offline

- Created detailed markdown files for Sprints 508 (Ops Offline Kit), 509 (Samples), 510 (AirGap), 511 (Api), 512 (Bench), 513 (Provenance), and 514 (Sovereign Crypto Enablement) outlining tasks, dependencies, and owners.
- Introduced a comprehensive Reachability Evidence Delivery Guide to streamline the reachability signal process.
- Implemented unit tests for Advisory AI to block known injection patterns and redact secrets.
- Added AuthoritySenderConstraintHelper to manage sender constraints in OpenIddict transactions.

docs/implplan/SPRINT_501_ops_deployment_i.md

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+# Sprint 501 - Ops & Offline · 190.A) Ops Deployment.I
+
+Active items only. Completed/historic work now resides in docs/implplan/archived_sprints_tasks.md (updated 2025-11-08).
+
+[Ops & Offline] 190.A) Ops Deployment.I
+Depends on: Sprint 100.A - Attestor, Sprint 110.A - AdvisoryAI, Sprint 120.A - AirGap, Sprint 130.A - Scanner, Sprint 140.A - Graph, Sprint 150.A - Orchestrator, Sprint 160.A - EvidenceLocker, Sprint 170.A - Notifier, Sprint 180.A - Cli
+Summary: Ops & Offline focus on Ops Deployment (phase I).
+Task ID | State | Task description | Owners (Source)
+--- | --- | --- | ---
+COMPOSE-44-001 | TODO | Author `docker-compose.yml`, `.env.example`, and `quickstart.sh` with all core services + dependencies (postgres, redis, object-store, queue, otel). | Deployment Guild, DevEx Guild (ops/deployment/TASKS.md)
+COMPOSE-44-002 | TODO | Implement `backup.sh` and `reset.sh` scripts with safety prompts and documentation. Dependencies: COMPOSE-44-001. | Deployment Guild (ops/deployment/TASKS.md)
+COMPOSE-44-003 | TODO | Package seed data container and onboarding wizard toggle (`QUICKSTART_MODE`), ensuring default creds randomized on first run. Dependencies: COMPOSE-44-002. | Deployment Guild, Docs Guild (ops/deployment/TASKS.md)
+DEPLOY-AIAI-31-001 | TODO | Provide Helm/Compose manifests, GPU toggle, scaling/runbook, and offline kit instructions for Advisory AI service + inference container. | Deployment Guild, Advisory AI Guild (ops/deployment/TASKS.md)
+DEPLOY-AIRGAP-46-001 | TODO | Provide instructions and scripts (`load.sh`) for importing air-gap bundle into private registry; update Offline Kit guide. | Deployment Guild, Offline Kit Guild (ops/deployment/TASKS.md)
+DEPLOY-CLI-41-001 | TODO | Package CLI release artifacts (tarballs per OS/arch, checksums, signatures, completions, container image) and publish distribution docs. | Deployment Guild, DevEx/CLI Guild (ops/deployment/TASKS.md)
+DEPLOY-COMPOSE-44-001 | TODO | Finalize Quickstart scripts (`quickstart.sh`, `backup.sh`, `reset.sh`), seed data container, and publish README with imposed rule reminder. | Deployment Guild (ops/deployment/TASKS.md)
+DEPLOY-EXPORT-35-001 | BLOCKED (2025-10-29) | Package exporter service/worker Helm overlays (download-only), document rollout/rollback, and integrate signing KMS secrets. | Deployment Guild, Exporter Service Guild (ops/deployment/TASKS.md)
+DEPLOY-EXPORT-36-001 | TODO | Document OCI/object storage distribution workflows, registry credential automation, and monitoring hooks for exports. Dependencies: DEPLOY-EXPORT-35-001. | Deployment Guild, Exporter Service Guild (ops/deployment/TASKS.md)
+DEPLOY-HELM-45-001 | TODO | Publish Helm install guide and sample values for prod/airgap; integrate with docs site build. | Deployment Guild (ops/deployment/TASKS.md)
+DEPLOY-NOTIFY-38-001 | BLOCKED (2025-10-29) | Package notifier API/worker Helm overlays (email/chat/webhook), secrets templates, rollout guide. | Deployment Guild, DevOps Guild (ops/deployment/TASKS.md)
+DEPLOY-ORCH-34-001 | TODO | Provide orchestrator Helm/Compose manifests, scaling defaults, secret templates, offline kit instructions, and GA rollout/rollback playbook. | Deployment Guild, Orchestrator Service Guild (ops/deployment/TASKS.md)
+DEPLOY-PACKS-42-001 | TODO | Provide deployment manifests for packs-registry and task-runner services, including Helm/Compose overlays, scaling defaults, and secret templates. | Deployment Guild, Packs Registry Guild (ops/deployment/TASKS.md)
+DEPLOY-PACKS-43-001 | TODO | Ship remote Task Runner worker profiles, object storage bootstrap, approval workflow integration, and Offline Kit packaging instructions. Dependencies: DEPLOY-PACKS-42-001. | Deployment Guild, Task Runner Guild (ops/deployment/TASKS.md)
+DEPLOY-POLICY-27-001 | TODO | Produce Helm/Compose overlays for Policy Registry + simulation workers, including Mongo migrations, object storage buckets, signing key secrets, and tenancy defaults. | Deployment Guild, Policy Registry Guild (ops/deployment/TASKS.md)