Backend Architecture Standards

Overview

Coding standards for backend module structure, error handling, and API response patterns.

Quick Reference

Module Structure

Standard module files:

• types.ts — Interfaces and types
• schemas.ts — Validation schemas (e.g., Zod)
• constants.ts — Domain constants
• repository.ts — Data access (queries + mutations)
• service.ts — Business logic
• actions.ts — Server Action entry points
• utils.ts — Pure helper functions