Add Sandwich (#88)

README.MD

@@ -651,6 +651,11 @@ Bluetooth in general has the same functionality for all platforms, e.g. connect
 [![Maven Central](https://img.shields.io/maven-central/v/pro.respawn.apiresult/core)](https://central.sonatype.com/namespace/pro.respawn.apiresult)
 > ApiResult is a Kotlin Multiplatform declarative error handling framework that is performant, easy to use and feature-rich.
 
+[Sandwich](https://github.com/skydoves/sandwich) - Handling API responses and exceptions in Kotlin for Retrofit, Ktor, Ktorfit
+[![GitHub Repo stars](https://img.shields.io/github/stars/skydoves/sandwich)](https://github.com/skydoves/sandwich)
+[![Maven Central](https://img.shields.io/maven-central/v/com.github.skydoves/sandwich.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22com.github.skydoves%22%20AND%20a:%22sandwich%22)
+> Sandwich is an adaptable and lightweight sealed API library designed for handling API responses and exceptions in Kotlin for Retrofit, Ktor, and Kotlin Multiplatform.
+
 ### 🗃 Serializer
 [kotlinx.serialization](https://github.com/Kotlin/kotlinx.serialization) - JSON serialization
 [![GitHub Repo stars](https://img.shields.io/github/stars/Kotlin/kotlinx.serialization)](https://github.com/Kotlin/kotlinx.serialization)