cat21-indexer

Backend + frontend for cat21.space — the CAT-21 cat explorer.

Architecture

• backend/ — NestJS + Drizzle ORM + PostgreSQL. Syncs cat data from ord.cat21.space, computes traits, serves REST API.
• frontend/ — Angular 16. Cat gallery with SVG rendering, trait display, detail pages.

Quick Start

# Backend (needs PostgreSQL)
cd backend && npm install && npm run start:dev   # port 3333, Swagger at /docs

# Frontend
cd frontend && npm install && npm start           # port 4200

See backend/.env.example for configuration.