Add AndroidManifest.xml and basic files

app/src/main/AndroidManifest.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <application
+        android:allowBackup="true"
+        android:label="@string/app_name"
+        android:theme="@style/Theme.Material3.DayNight.NoActionBar">
+        
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        
+    </application>
+
+</manifest>

app/src/main/java/com/example/newapp/MainActivity.java

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+package com.example.newapp;
+
+import android.app.Activity;
+import android.os.Bundle;
+
+public class MainActivity extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+}

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

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">Android New App</string>
+</resources>