Add Android launcher icon resources

Author: Lexiie

android/app/src/main/AndroidManifest.xml

@@ -23,6 +23,7 @@
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
+        android:roundIcon="@mipmap/ic_launcher_round"
         android:label="@string/app_name"
         android:theme="@style/Theme.Miku"
         android:usesCleartextTraffic="true">

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

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<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="#00000000"
+        android:pathData="M0,0h108v108h-108z"
+        android:strokeWidth="0" />
+    <path
+        android:fillColor="@color/launcher_accent"
+        android:pathData="M54,18A36,36 0 1,1 18,54A36,36 0 0,1 54,18z" />
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M33,72L33,36L43,36L54,55L65,36L75,36L75,72L65,72L65,53L56,67L52,67L43,53L43,72Z" />
+</vector>

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

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

android/app/src/main/res/values/colors.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="launcher_background">#0F172A</color>
+    <color name="launcher_accent">#22C55E</color>
+</resources>