primeiro commit

app/src/main/res/drawable/circle_dashed_bg.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval">
+    <solid android:color="@android:color/transparent" />
+    <stroke
+        android:width="2dp"
+        android:color="#FFFFFF"
+        android:dashWidth="8dp"
+        android:dashGap="4dp" />
+</shape>