feat: initial mIRCcloud.com scaffold

- Express + TypeScript backend with IRC connection manager
- React + Vite frontend with mIRC-inspired theme
- Drizzle ORM + PostgreSQL schema (users, connections, channels, messages)
- Redis pub/sub for real-time WebSocket delivery across replicas
- IRC color code parser (16 + 99 extended palette)
- Kubernetes manifests for homecloud deployment
- Multi-stage Dockerfile with non-root user
- docker-compose for local development

server/.env.example

@@ -0,0 +1,15 @@
+# Server
+PORT=3000
+
+# Database (PostgreSQL)
+DATABASE_URL=postgresql://user:password@localhost:5432/mirccloud
+
+# Redis
+REDIS_URL=redis://localhost:6379
+
+# Auth
+JWT_SECRET=your-secret-key-change-in-production
+JWT_EXPIRY=7d
+
+# CORS
+CORS_ORIGIN=http://localhost:5173