docs(examples): Add YeaHub Platform - Comprehensive React Solution with FSD v2 Implementation

[YeaHubTeam]

Background

Adding YeaHub Platform to examples - a large-scale production project demonstrating:

• Full implementation of Feature-Sliced Design v2
• Complete modern React ecosystem stack
• Both common and complex enterprise development cases

The project provides exceptional value to the community as:

• A reference example of FSD adaptation for large applications
• A practical guide to code organization
• A demonstration of architectural best practices

Changelog

1. Added new example to documentation:
   • Title: YeaHub Platform
   • Description: Professional IT community platform with full FSD implementation
   • Tech Stack:
     • Core: React 18, TypeScript, Webpack
     • State Management: Redux Toolkit, RTK Query
     • Routing: React Router
     • UI Kits: Storybook, Custom Design System
     • Infrastructure: CI/CD, ESLint, Prettier
   • FSD Implementation Features:
     • Clear layer separation
     • Flexible public API system
     • Reusable modules
     • Optimized builds
   • Links:
     • Production
     • Source Code

[azinit]

@illright Hi bro! Could you please take a look?

[illright]

Hey, sure! I ran Steiger on the project, it returned 505 errors :D

pnpx steiger ./src

Could you take a look?

[illright]

I decided to stop adding examples to the website, and this PR seems inactive, so I will close it