feat: Phase 2F — Multi-Agent Integration (ADRs + Client Fallback + Tests)
- ADR-0001: Multi-Agent Coworking Architecture with LLM Gateway Orchestrator
- ADR-0002: Tier Assignment Strategy for Model Selection (cost-first escalation)
- ADR-0003: Confidence Gate Thresholds & Learning Cycle Intervals (6h/12h/24h cycles)
- ADR-0004: External Provider Fallback Chain Ordering (Cerebras → Groq → Mistral)
- Enhanced client SDK: Offline Ollama fallback, health checks, exponential backoff retry
- Integration tests: claude-code-integration.test.ts (14 test cases)
- PHASE_2F_DEPLOYMENT.md: Pre-deployment checklist, automated deploy, rollback plan
- Post-deployment verification procedures for health, client fallback, metrics