A modern, responsive ai chat application built with React, Node.js, and OpenAI’s GPT-3.5-Turbo.
Tech Stack
Frontend
- React (Vite)
- Bootstrap 5 + Bootstrap Icons
- Axios
- Custom CSS transitions
- React markdown
Backend
- Node.js / Express
- OpenAI API (gpt-3.5-turbo)
- CORS & Environment Config
DevOps
- Vercel (frontend)
- DigitalOcean Droplets (backend)
- Github Actions (CI/CD)
- NGINX (Reverse Proxy)
- Cert-Manager + Let’s Encrypt (HTTPS)