Add initial project structure and configuration files for Marechai.App

Marechai.App/Platforms/Android/Main.Android.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Android.App;
+using Android.Content;
+using Android.OS;
+using Android.Runtime;
+using Android.Views;
+using Android.Widget;
+using Microsoft.UI.Xaml.Media;
+
+namespace Marechai.App.Droid;
+
+[global::Android.App.ApplicationAttribute(
+    Label = "@string/ApplicationName",
+    Icon = "@mipmap/icon",
+    LargeHeap = true,
+    HardwareAccelerated = true,
+    Theme = "@style/Theme.App.Starting"
+)]
+public class Application : Microsoft.UI.Xaml.NativeApplication
+{
+    public Application(IntPtr javaReference, JniHandleOwnership transfer)
+    : base(() => new App(), javaReference, transfer)
+    {
+    }
+}