Add maven-publish plugin

TimelineView/build.gradle

@@ -1,6 +1,36 @@
 plugins {
     id 'com.android.library'
     id 'kotlin-android'
+    id 'maven-publish'
+}
+
+
+// Because the components are created only during the afterEvaluate phase, you must
+// configure your publications using the afterEvaluate() lifecycle method.
+afterEvaluate {
+    publishing {
+        publications {
+            // Creates a Maven publication called "release".
+            release(MavenPublication) {
+                // Applies the component for the release build variant.
+                from components.release
+
+                // You can then customize attributes of the publication as shown below.
+                groupId = 'com.lriccardo.timelineview'
+                artifactId = 'timelineview'
+                version = '1.0.0'
+            }
+            // Creates a Maven publication called “debug”.
+            debug(MavenPublication) {
+                // Applies the component for the debug build variant.
+                from components.debug
+
+                groupId = 'com.lriccardo.timelineview'
+                artifactId = 'timelineview'
+                version = '1.0.0'
+            }
+        }
+    }
 }
 
 android {