nickperkins

Apply the Grug Brained Developer philosophy: fight complexity, prefer simple solutions, avoid over-engineering. Use when asked to think like grug, apply grug principles, or review code for unnecessary complexity.

Write and review tests at all levels — Unit, Integration/Feature, and E2E — following Martin Fowler's testing pyramid. Use this skill when creating, modifying, or reviewing any test. Prevents test bloat, fragile assertions, and misplaced test levels. Adapts to any language/framework by following the decision flowchart and layer guidelines.