Android Kotlin 기초 gradent 화면

<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle" >

<!-- android:centerColor="#D6D6D6"  -->
    <gradient
        android:startColor="#7B00BCD4"
        android:type="linear"
        android:endColor="#03A9F4"
        android:angle="90"/>
    <corners
        android:radius="0dp"/>
</shape>