Change default window background for the application

androidApp/src/androidMain/AndroidManifest.xml

@@ -17,7 +17,7 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"
-        android:theme="@style/Theme.AppCompat.NoActionBar"
+        android:theme="@style/Theme.Twine.App"
         android:allowBackup="false"
         android:fullBackupContent="false"
         android:dataExtractionRules="@xml/data_extraction_rules"

androidApp/src/androidMain/res/values/colors.xml

@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <color name="ic_launcher_background">#212121</color>
+    <color name="window_background_color">#0B0F0D</color>
 </resources>

androidApp/src/androidMain/res/values/theme.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ Copyright 2023 Sasikanth Miriyampalli
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<resources>
+    <style name="Theme.Twine.App" parent="Theme.AppCompat.NoActionBar">
+        <item name="android:windowBackground">@color/window_background_color</item>
+    </style>
+</resources>