Update launcher icon.

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

@@ -0,0 +1,76 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+  <group android:scaleX="0.26578125"
+      android:scaleY="0.26578125"
+      android:translateX="19.98"
+      android:translateY="19.98">
+    <path
+        android:pathData="M75.46,55H199a3.46,3.46 0,0 1,3.46 3.46V179.15a34.35,34.35 0,0 1,-34.35 34.35H75.46A3.46,3.46 0,0 1,72 210V58.46A3.46,3.46 0,0 1,75.46 55Z"
+        android:strokeWidth="8"
+        android:fillColor="#fff"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M39,180.6h97.71c0,20.9 17,32.9 32.89,32.9H71.9C54.5,213.5 40.5,201.71 39,180.6Z"
+        android:strokeWidth="8"
+        android:fillColor="#e1e3e0"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M72,51h25v19h-25z"
+        android:strokeWidth="8"
+        android:fillColor="#78f9dd"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M97,51h28v19h-28z"
+        android:strokeWidth="8"
+        android:fillColor="#34c0a6"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M125,51h36v19h-36z"
+        android:strokeWidth="8"
+        android:fillColor="#008570"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M161,51h41.5v19h-41.5z"
+        android:strokeWidth="8"
+        android:fillColor="#005043"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M136,112.75L159,88"
+        android:strokeWidth="10"
+        android:fillColor="#00000000"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M111,128.67L159,128.67"
+        android:strokeWidth="10"
+        android:fillColor="#00000000"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M136,111.87L136,149"
+        android:strokeWidth="10"
+        android:fillColor="#00000000"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M113,88L136,112.75"
+        android:strokeWidth="10"
+        android:fillColor="#00000000"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M112,113.64L159,113.64"
+        android:strokeWidth="10"
+        android:fillColor="#00000000"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M90,163L182,163"
+        android:strokeWidth="6"
+        android:fillColor="#00000000"
+        android:strokeColor="#1a1c1b"/>
+    <path
+        android:pathData="M158,181L181,181"
+        android:strokeWidth="6"
+        android:fillColor="#00000000"
+        android:strokeColor="#1a1c1b"/>
+  </group>
+</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="@drawable/ic_launcher_background" />
-    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.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="@drawable/ic_launcher_background" />
-    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
 </adaptive-icon>

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

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#FAFDFA</color>
+</resources>