Add proguard configuration to tutorial (#1786)

tutorials/Native_distributions_and_local_execution/README.md

@@ -610,3 +610,19 @@ tasks.register<ProGuardTask>("obfuscate") {
     configuration("proguard-rules.pro")
 }
 ```
+
+This ProGuard configuration should get you started:
+
+```
+# proguard-rules.pro
+-dontoptimize
+-dontobfuscate
+
+-dontwarn kotlinx.**
+
+-keepclasseswithmembers public class com.example.MainKt {
+    public static void main(java.lang.String[]);
+}
+-keep class org.jetbrains.skia.** { *; }
+-keep class org.jetbrains.skiko.** { *; }
+```