Use when design is complete and you need detailed implementation tasks for engineers with zero codebase context - creates comprehensive guides with exact file paths, code examples, and verification steps; task granularity 2-5 minutes per step

npm workspace monorepo workflow for Starwards - build order, module dependencies, watch mode, testing across modules, and avoiding common monorepo pitfalls; core builds first always

Systematic debugging for Starwards - four-phase framework (root cause investigation, pattern analysis, hypothesis testing, implementation) with Colyseus state inspection, Tweakpane debugging, multiplayer sync issues, and monorepo-specific troubleshooting

Colyseus multiplayer patterns for Starwards - @gameField decorators, state sync, JSON Pointer commands, room architecture, and avoiding common Colyseus pitfalls; state is source of truth, server authoritative