Crowdfunding Platform

Full-stack BSV crowdfunding platform where users invest with BSV micropayments via 402 Payment Protocol (BRC-103/104) and receive PushDrop tokens when campaigns complete. Features campaign progress tracking with live updates, automatic individual token distribution to investors, and both frontend (WalletClient) and backend (Wallet Toolbox) implementations. Demonstrates real-world BSV patterns including BRC-29 key derivation, payment middleware, and token claiming workflows with JSON file state persistence.