Use MaterialCardView

app/build.gradle.kts

@@ -164,7 +164,6 @@ dependencies {
     implementation("com.nononsenseapps:filepicker:4.2.1")
     implementation("com.google.android.material:material:1.1.0-alpha10")
     implementation("androidx.annotation:annotation:1.1.0")
-    implementation("androidx.cardview:cardview:1.0.0")
     implementation("androidx.constraintlayout:constraintlayout:2.0.0-beta2")
     implementation("androidx.swiperefreshlayout:swiperefreshlayout:1.0.0")
     implementation("com.jakewharton.timber:timber:4.7.1")

app/src/main/res/layout-v21/task_adapter_row_simple.xml

@@ -3,7 +3,7 @@
 **
 ** See the file "LICENSE" for the full license governing this code. 
 -->
-<androidx.cardview.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
   xmlns:app="http://schemas.android.com/apk/res-auto"
   android:id="@+id/row"
   android:layout_width="fill_parent"
@@ -21,4 +21,4 @@
     android:visibility="?attr/horizontal_divider"
     android:layout_gravity="bottom" />
 
-</androidx.cardview.widget.CardView>
+</com.google.android.material.card.MaterialCardView>

app/src/main/res/layout/preference_draggable_row.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.cardview.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
   xmlns:app="http://schemas.android.com/apk/res-auto"
   android:layout_width="match_parent"
   android:layout_height="?listPreferredItemHeight"
@@ -28,4 +28,4 @@
     android:scaleType="center"
     android:src="@drawable/ic_outline_drag_handle_24px"
     android:tint="@color/icon_tint"/>
-</androidx.cardview.widget.CardView>
+</com.google.android.material.card.MaterialCardView>

app/src/main/res/layout/row_attribution.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.cardview.widget.CardView
+<com.google.android.material.card.MaterialCardView
   xmlns:android="http://schemas.android.com/apk/res/android"
   xmlns:app="http://schemas.android.com/apk/res-auto"
   style="@style/CardViewStyle"
@@ -45,4 +45,4 @@
 
   </LinearLayout>
 
-</androidx.cardview.widget.CardView>
+</com.google.android.material.card.MaterialCardView>

app/src/main/res/values/styles.xml

@@ -110,7 +110,7 @@
     <item name="android:background">@android:color/transparent</item>
   </style>
 
-  <style name="CardViewStyle" parent="CardView">
+  <style name="CardViewStyle" parent="Widget.MaterialComponents.CardView">
     <item name="android:layout_marginTop">0dp</item>
     <item name="android:layout_marginBottom">0dp</item>
     <item name="android:layout_width">match_parent</item>