Add shared module

gradle.properties

@@ -19,3 +19,8 @@ android.useAndroidX=true
 android.enableJetifier=true
 # Kotlin code style for this project: "official" or "obsolete":
 kotlin.code.style=official
+kotlin.mpp.stability.nowarn=true
+kotlin.mpp.enableGranularSourceSetsMetadata=true
+kotlin.native.enableDependencyPropagation=false
+
+xcodeproj=./ios/circolapp