Update README.md

Author: yukiny0811

README.md

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 # EasyMetalShader
 
+[![Release](https://img.shields.io/github/v/release/yukiny0811/EasyMetalShader)](https://github.com/yukiny0811/EasyMetalShader/releases/latest)
+[![Swift Compatibility](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2Fyukiny0811%2FEasyMetalShader%2Fbadge%3Ftype%3Dswift-versions)](https://swiftpackageindex.com/yukiny0811/EasyMetalShader)
+[![Platform Compatibility](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2Fyukiny0811%2FEasyMetalShader%2Fbadge%3Ftype%3Dplatforms)](https://swiftpackageindex.com/yukiny0811/EasyMetalShader)
+[![License](https://img.shields.io/github/license/yukiny0811/EasyMetalShader)](https://github.com/yukiny0811/EasyMetalShader/blob/main/LICENSE)
+
 Easily create pipelines for Metal Shader.
 
 ## Usage