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Addresses all 10 quality remediation issues for the orchestrator module: TypeScript & Type Safety: - #260: Fix TypeScript compilation errors in tests - #261: Replace explicit 'any' types with proper typed mocks Error Handling & Reliability: - #262: Fix silent cleanup failures - return structured results - #263: Fix silent Valkey event parsing failures with proper error handling - #266: Improve error context in Docker operations - #267: Fix secret scanner false negatives on file read errors - #268: Fix worktree cleanup error swallowing Testing & Quality: - #264: Add queue integration tests (coverage 15% → 85%) - #265: Fix Prettier formatting violations - #269: Update outdated TODO comments All tests passing (406/406), TypeScript compiles cleanly, ESLint clean. Fixes #260, Fixes #261, Fixes #262, Fixes #263, Fixes #264 Fixes #265, Fixes #266, Fixes #267, Fixes #268, Fixes #269 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)