--- name: plan description: "Design a Roblox feature or game architecture with minimal complexity" disable-model-invocation: true --- Plan $ARGUMENTS. Define player goal, success criteria, server ownership, data model, interfaces, failure modes and test strategy. For games include short core loop + onboarding + progression; for technical systems skip retention discussion. Choose simple module/composition/ECS only on evidence. Give a concise implementation sequence and highlight irreversible decisions. Refer to `workflows/plan` only when needed.