Project File Organization When to use this skill - New Projects : Initial folder structure design - Project Growth : Refactoring when complexity increases - Team Standardization : Establish consistent structure Instructions Step 1: React/Next.js Project Structure Step 2: Node.js/Express Backend Structure Step 3: Feature-Based Structure (Large-Scale Apps) Step 4: Naming Conventions File Names : Folder Names : Variable/Function Names : Step 5: index.ts Barrel Files components/ui/index.ts : ❌ Bad example : Output format Project Template Constraints Required Rules (MUST) 1. Consistency : Entire t…