First, install dependencies:
npm install
# .env
# Configure your chosen NextAuth provider (example:Google, GitHub)
GOOGLE_CLIENT_ID=your_google_client_id
GOOGLE_CLIENT_SECRET=your_google_client_secret
GITHUB_ID=your_github_client_id
GITHUB_SECRET=your_github_client_secret
# NextAuth secret for signing/encrypting session tokens
NEXTAUTH_SECRET=your_nextauth_secret