Project Overview

A Next.js 15 demo focusing on authentication and role-based authorization. It uses NextAuth.js with both Credentials and Google OAuth providers, enforces account linking, and protects routes/APIs with role checks.

Tech Stack

• Next.js 15: (App Router)

• NextAuth.js: with PostgresAdapter and custom callbacks

• PostgreSQL: for user/session/storage

• Tailwind CSS and MU: or the UI

• React Hook Form and Zod: for form control and schema validation

Features

• Auth flows with Credentials and Google OAuth
• Account linking via NextAuth callbacks to ensure the same email across providers
• Role-based authorization using middleware to gate pages and API routes
• Protected UI (session/role-aware navigation and screens)