chore: updated README.md

README.md

@@ -1 +1,17 @@
-# .github
+# gopkg
+
+[![Go Reference](https://pkg.go.dev/badge/github.com/cloudwego/gopkg.svg)](https://pkg.go.dev/github.com/cloudwego/gopkg)
+
+`gopkg` is a collection of packages used in CloudWeGo repos. 
+
+It contains packages for the microservice ecosystem, such as networking and serialization protocols. It also includes packages for optimizations that are used in CloudWeGo repos but are not common for ordinary users. For packages extending the Go standard library, kindly use  [bytedance/gopkg](https://github.com/bytedance/gopkg)
+
+## Contributing
+
+Contributor guide: [Contributing](https://github.com/cloudwego/gopkg/blob/develop/CONTRIBUTING.md).
+
+We will move a package here if it's widely used in other CloudWeGo repositories and will try to keep the credit for those who contribute to the package. Please let us know if we fail to do so.
+
+## License
+
+`gopkg` is licensed under the terms of the Apache license 2.0. See [LICENSE](LICENSE) for more information.