docs(README): add logo and contribution guidance

README.md

@@ -1,6 +1,16 @@
-# zkSync2 Examples
-Examples on how to interact with zkSync Era network using 
-SDKs for different languages.
+# 🚀 zkSync Era Examples 🚀
+
+![Era Logo](https://github.com/matter-labs/era-contracts/raw/main/eraLogo.svg)
+
+Examples on how to interact with zkSync Era network using SDKs for different languages.
 
 - [Go examples](go)
 - [JavaScript examples](js)
+
+## 🤝 Contributing
+
+We welcome contributions from the community! If you're interested in contributing to the `zksync2-examples`,
+please take a look at our [CONTRIBUTING.md](./.github/CONTRIBUTING.md) for guidelines and details on the process.
+
+Thank you for making `zksync2-examples` better! 🙌
+