we have a working first prototype :)

Author: thsc42

app/build.gradle

@@ -3,14 +3,14 @@ https://developer.android.com/studio/projects/android-library
  */
 
 // choose one line either for an app or a lib
-apply plugin: 'com.android.application'
-//apply plugin: 'com.android.library'
+//apply plugin: 'com.android.application'
+apply plugin: 'com.android.library'
 
 android {
     compileSdkVersion 28
     defaultConfig {
         // we produce a library by commenting out that line:
-        applicationId "net.sharksystem.asap.example"
+//        applicationId "net.sharksystem.asap.example"
         minSdkVersion 23
         targetSdkVersion 28
         versionCode 1