📚 Marble App - Book Production Manager

Welcome to your royalty calculator and book management system!

🎨 Frontend App 📖 API Documentation 🩺 Health

🚀 Quick Start:

Frontend: http://localhost:3000
API Docs: /docs
Books Data: /api/royalty/books
Royalty Categories: /api/royalty/categories
List Templates: /api/contracts/templates
ONLYOFFICE Config (example): /api/onlyoffice/config/<id>
Templates folder (static): /static/templates

Uploads dir	`/home/ubuntu/data/uploads`
Templates dir	`/home/ubuntu/Documents/marble_app/data/Templates`
CORS	regex(localhost/127.0.0.1/RFC1918)
ONLYOFFICE docServiceUrl	`(not set)`