fedilab-Android-App/app/src/main/res/drawables/mastodon/drawable/reaction_voted.xml

<?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
    <solid android:color="?colorPrimary" />
    <stroke
        android:width="1dp"
        android:color="?colorPrimary" />
    <corners android:radius="10dp" />
</shape>