update readme

Author: xlc

README.md

@@ -146,7 +146,7 @@ pub trait MyCustomExtension {
 ### Component Documentation
 
 - 📚 **[Development Guide](docs/development.md)** - Comprehensive development setup
-- 🔧 **[Extension Development](docs/extensions.md)** - Creating custom extensions  
+- 🔧 **[Extension Development](docs/extensions.md)** - Creating custom extensions
 - 🏗️ **[Architecture Deep Dive](docs/architecture.md)** - System design and internals
 - 📋 **[API Reference](docs/api.md)** - Complete API documentation
 
@@ -200,46 +200,3 @@ cargo test -p pvq-executor
 # Run example programs
 make test-guests
 ```
-
-## 🤝 Contributing
-
-We welcome contributions! Please see our [Contributing Guide](CONTRIBUTING.md) for details.
-
-### Development Workflow
-
-1. Fork the repository
-2. Create a feature branch (`git checkout -b feature/amazing-feature`)
-3. Make your changes and add tests
-4. Ensure all tests pass (`cargo test --all`)
-5. Run formatting (`cargo fmt`) and linting (`cargo clippy`)
-6. Commit your changes (`git commit -am 'Add amazing feature'`)
-7. Push to the branch (`git push origin feature/amazing-feature`)
-8. Open a Pull Request
-
-### Code Style
-
-- Follow Rust standard formatting (`cargo fmt`)
-- Ensure clippy passes (`cargo clippy`)
-- Add comprehensive tests for new features
-- Document public APIs with rustdoc comments
-
-## 📄 License
-
-This project is licensed under the Apache License 2.0 - see the [LICENSE](LICENSE) file for details.
-
-## 🙏 Acknowledgments
-
-- [PolkaVM](https://github.com/koute/polkavm) - The underlying virtual machine
-- [Substrate](https://substrate.io/) - The blockchain development framework
-- [Polkadot](https://polkadot.network/) - The multi-chain protocol
-
-## 🔗 Links
-
-- 🌐 **Homepage**: [https://acala.network](https://acala.network)
-- 📖 **Documentation**: [https://docs.pvq.dev](https://docs.pvq.dev)
-- 💬 **Discord**: [Join our community](https://discord.gg/acala)
-- 🐦 **Twitter**: [@AcalaNetwork](https://twitter.com/AcalaNetwork)
-
----
-
-**Built with ❤️ by the Acala team**

poc/runtime/README.md

@@ -16,7 +16,7 @@ This PoC runtime showcases how to:
 
 - 🏗️ **Complete Runtime**: Full Substrate runtime with PVQ integration
 - 🔌 **Extension Support**: Pre-configured with core PVQ extensions
-- 🧪 **Testing Ready**: Optimized for development and testing workflows  
+- 🧪 **Testing Ready**: Optimized for development and testing workflows
 - 📡 **Chopsticks Compatible**: Works with Chopsticks for local development
 - ⚙️ **Configurable**: Easy to modify and extend for custom use cases
 
@@ -163,7 +163,7 @@ pub const EXTENSIONS: &[&str] = &["core", "fungibles", "swap"];
 2. **Configure in PVQ setup:**
    ```rust
    use my_pvq_extension::ExtensionMyCustom;
-   
+
    // Add to extensions list
    ```
 
@@ -240,15 +240,6 @@ Enable debug logging:
 RUST_LOG=debug cargo run -p pvq-test-runner -- --program output/guest-example
 ```
 
-## Contributing
-
-When modifying the PoC runtime:
-
-1. Maintain compatibility with existing PVQ programs
-2. Update tests for any configuration changes  
-3. Document any new pallets or extensions
-4. Test with both Chopsticks and the test runner
-
 ## Related Components
 
 - [PVQ Executor](../pvq-executor/) - Core execution engine
@@ -258,4 +249,4 @@ When modifying the PoC runtime:
 
 ---
 
-*This PoC runtime demonstrates PVQ integration patterns and serves as a foundation for production implementations.*
+*This PoC runtime demonstrates PVQ integration patterns and serves as a foundation for production implementations.*