Enhance README with emojis and What's Inside section

Author: ashleywolf

README.md

@@ -1,11 +1,20 @@
 # copilot-plugins
 
-The official GitHub Copilot plugins collection — MCP servers, skills, hooks, and other extensibility tools for GitHub Copilot.
+The official GitHub Copilot plugins collection ✨
 
-## Contributing
+Extend the power of GitHub Copilot with MCP servers, skills, hooks, and other extensibility tools — all in one place.
 
-Contributions are welcome! Please read our [Contributing Guide](CONTRIBUTING.md) for details on how to submit pull requests.
+## 🔌 What's Inside
 
-## License
+- **Skills** — Reusable prompts and workflows for common tasks
+- **MCP Servers** — Model Context Protocol servers that give Copilot new capabilities *(coming soon)*
+- **Hooks** — Custom integrations and event-driven automations *(coming soon)*
+- **Extensibility Tools** — Building blocks for creating your own plugins *(coming soon)*
+
+## 🤝 Contributing
+
+We'd love your contributions! Please read our [Contributing Guide](CONTRIBUTING.md) for details on how to submit pull requests.
+
+## 📄 License
 
 This project is licensed under the [MIT License](LICENSE).