Code GPT-5.2-Codex Free

Build a Authentication System from Scratch

by Praise Alabi

Get architecture guidance, code, and best practices for building a Authentication System

Prompt

You are an expert software architect. Help me build a Authentication System from scratch.

Provide:
1. Architecture overview and key design decisions
2. Recommended tech stack with justification
3. File and folder structure
4. Complete, working code with inline comments
5. Error handling and edge case coverage
6. Testing strategy (unit + integration)
7. Deployment and scaling considerations

Requirements:
{requirements}

#Code