How to Build a Seamless Client Portal in Next.js

A custom client portal provides transparency, reducing support emails and improving project delivery speeds.

1. User Authentication Setup Secure onboarding dashboards with NextAuth or JWTs, restricting database queries by account roles.

2. Live Milestone Tracking Store project milestone arrays in PostgreSQL and render progress bars with spring animations.

3. Billing Integration Embed Stripe checkout session redirect triggers to handle project invoices and deposits securely.