AI-Powered Web-Based Blueprint Platform Development

I want to build a modern web-based platform similar to Business Blueprints, but significantly more advanced and AI-powered.

The platform will allow individuals, consultants, teams, and companies to create, edit, collaborate on, analyze, and share visual blueprints for any purpose, including:

Business Processes
Workflows
SOPs (Standard Operating Procedures)
Department Processes
Company Structures
Organizational Charts
Project Plans
Construction Plans
Manufacturing Processes
HR Processes
Sales Funnels
Customer Journeys
Strategic Plans
Operational Plans
Training Programs
IT Architectures
Personal Goal Plans
Any custom process, system, plan, or workflow

The platform should work as a universal blueprint builder rather than being limited to business processes only.

Main Goal

Create a platform where users can visually build anything using connected shapes and branches while AI assists in designing, improving, validating, and optimizing the blueprint.

Technology Requirements

Recommended:

Frontend:

React.js / Next.js

Backend:

Node.js
NestJS or Express

Database:

PostgreSQL

Storage:

AWS S3 or equivalent

Real-Time Collaboration:

WebSockets

AI Integration:

OpenAI API

Hosting:

AWS / Azure / Google Cloud. and the rest later.