Added three key documentation links to guide different user types:
- PBC Fundamentals for general users
- Smart Contract Development guide for developers
- Node Operations guide for infrastructure operators
Added four official repositories to the awesome list:
- Ledger embedded app for hardware wallet support
- DeFi smart contracts collection with tokens, NFTs, and swaps
- Example contracts for learning blockchain development
- ZK-as-a-service implementation for cross-chain voting
- dApp playground with interactive tutorials
