Full-Featured Chat Application

Features

• Real-time chat (1:1, group, chatbot)
• Auth (JWT, register/login)
• PostgreSQL via Prisma
• Redis for presence (stub)
• OpenAI GPT chatbot
• Next.js + Tailwind CSS frontend
• Docker Compose for local dev

Quickstart

1. Clone and set up

git clone https://github.com/youruser/yourrepo.git
cd chat-app

2. Set environment variables

Create a .env file in server/:

DATABASE_URL=postgresql://chatuser:chatpass@postgres:5432/chatdb?schema=public
REDIS_URL=redis://redis:6379
OPENAI_API_KEY=sk-xxxx
JWT_SECRET=yourjwtsecret
PORT=4000

3. Install dependencies

docker compose -f docker/docker-compose.yml run --rm backend npm run prisma migrate deploy
docker compose -f docker/docker-compose.yml run --rm backend npm run prisma generate
docker compose -f docker/docker-compose.yml up --build

4. Open the app

Visit http://localhost:3000

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Deployment

• For cloud: Use managed Postgres/Redis, deploy backend and frontend containers to AWS ECS/GKE/Azure.
• For frontend-only: Deploy client on Vercel/Netlify, set NEXT_PUBLIC_API_URL to backend server.
• Set up HTTPS (e.g., with Nginx, Let's Encrypt).
• Add monitoring with Sentry/Grafana.

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Extending

• Add more rooms, group chat UI
• Add file/image upload (S3, presigned URLs)
• Improve message search, notifications, presence
• Add admin panel and moderation