OptoLens — Optical salon site

A full-stack website for a Polish optical salon, built from Figma to code. Features expert and service pages, blog with tags and categories, pricing, contact form, appointment booking with time-slot selection, client portal (login, registration, dashboard), and admin panel for appointments, reservations, Instagram feed, and data migration. Integrations include SMS (SMSAPI), Instagram OAuth, and email (Nodemailer). Built with Next.js 16, App Router, TypeScript, Payload CMS (headless CMS), PostgreSQL, Vercel Blob, ISR with cache revalidation, and deployed on Vercel.