♟️ React Chess | Play Online with Stockfish AI

A high-performance, browser-based chess game built with modern web technologies: Vite, React, and TypeScript.

Play a seamless game of chess with a friend locally or challenge the powerful Stockfish-powered AI (web worker). This project features a robust rules engine that handles move generation, legal move validation, special moves (castling, en passant), and draw rules.

🚀 Highlights

• Full Rules Engine: Custom-built in TypeScript, ensuring accurate gameplay.
• Stockfish AI Integration: Play against a world-class AI engine running directly in your browser using Web Workers.
• Interactive UI: Smooth click-and-drag interactions, move history, and captured pieces tracking.
• Modern Tech Stack: Leverages React 19, Vite 7, and TypeScript for a fast, responsive experience.
• SignalR Support: Prepared for real-time multiplayer with integrated SignalR (backend included).

🛠️ Tech Stack

• Frontend: React, TypeScript, Vite
• AI Engine: Stockfish (via Web Worker)
• Backend: .NET 9 with SignalR (optional for multiplayer)
• Tooling: Oxlint, Oxfmt, Vitest

📦 Getting Started

Prerequisites

• Node.js (v18 or higher)
• Bun (optional, recommended for fast package management)

Installation

1. Clone the repository:

   git clone https://github.com/cburns/chess.git
   cd chess/frontend

2. Install dependencies:

   bun install
   # or
   npm install

3. Start the development server:

   bun run dev

Running Tests

bun test

Building for Production

bun run build

📄 License

This project is licensed under the MIT License.