chore(orchestrator): Harness Foundation mission COMPLETE — 65/65 tasks, 7/7 milestones

All acceptance criteria met. PRD status → completed.

Delivered:
- M1: Conversation persistence + context loading (8 tasks)
- M2: Security isolation — userId scoping on all data paths (8 tasks)
- M3: 5 provider adapters (Anthropic/OpenAI/OpenRouter/Z.ai/Ollama), health checks, Ollama embeddings (12 tasks)
- M4: Task-aware routing engine with classification, rules, CRUD, transparency (13 tasks)
- M5: Session hardening — agent config, /model, /agent, metrics (8 tasks)
- M6: BullMQ job queue replacing cron (8 tasks)
- M7: Channel protocol architecture for Matrix integration (8 tasks)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

docs/PRD-Harness_Foundation.md

@@ -4,7 +4,7 @@
 
 - **Owner:** Jason Woltje
 - **Date:** 2026-03-21
-- **Status:** draft
+- **Status:** completed
 - **Phase:** 9 (post-MVP)
 - **Version Target:** v0.2.0
 - **Agent Harness:** [Pi SDK](https://github.com/badlogic/pi-mono)