0796cbc744
- Fix CRITICAL: Increase single-spawn threshold from 10ms to 50ms (CI flakiness) - Fix CRITICAL: Replace no-op validation test with real backoff scale tests - Fix IMPORTANT: Add warmup iterations before all timed measurements - Fix IMPORTANT: Increase scan position ratio tolerance to 10x for sub-ms noise - Refactored queue perf tests to use actual service methods (calculateBackoffDelay) - Helper function to reduce spawn request duplication Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Mosaic Orchestrator
Agent orchestration service for Mosaic Stack built with NestJS.
Overview
The Orchestrator is the execution plane of Mosaic Stack, responsible for:
- Spawning and managing Claude agents
- Task queue management (Valkey-backed)
- Agent health monitoring and recovery
- Git workflow automation
- Quality gate enforcement callbacks
- Killswitch emergency stop
Architecture
Part of the Mosaic Stack monorepo at apps/orchestrator/.
Controlled by apps/coordinator/ (Quality Coordinator).
Monitored via apps/web/ (Agent Dashboard).
Development
# Install dependencies (from monorepo root)
pnpm install
# Run in dev mode (watch mode)
pnpm --filter @mosaic/orchestrator dev
# Build
pnpm --filter @mosaic/orchestrator build
# Start production
pnpm --filter @mosaic/orchestrator start:prod
# Test
pnpm --filter @mosaic/orchestrator test
# Generate module (NestJS CLI)
cd apps/orchestrator
nest generate module <name>
nest generate controller <name>
nest generate service <name>
NestJS Architecture
- Modules: Feature-based organization (spawner, queue, monitor, etc.)
- Controllers: HTTP endpoints (health, agents, tasks)
- Services: Business logic
- Providers: Dependency injection
Configuration
Environment variables loaded via @nestjs/config.
See .env.example for required vars.
Documentation
- Architecture:
/docs/ORCHESTRATOR-MONOREPO-SETUP.md - API Contracts:
/docs/M6-ISSUE-AUDIT.md - Milestone: M6-AgentOrchestration (0.0.6)