Use vector drawables for the launcher icon

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

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M0,0 h108 v108 H0"
+        />
+</vector>

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

@@ -0,0 +1,24 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:height="108dp"
+    android:width="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M36,38
+                          h6
+                          l12,16
+                          l-12,16
+                          h-6
+                          l12,-16
+                          "
+        />
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M54,66
+                          h18
+                          v4
+                          h-18
+                          "
+        />
+</vector>

app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@mipmap/ic_background"/>
-    <foreground android:drawable="@mipmap/ic_foreground"/>
+    <background android:drawable="@drawable/ic_background"/>
+    <foreground android:drawable="@drawable/ic_foreground"/>
 </adaptive-icon>