Wire Forge-native release infrastructure

Android/app/src/main/AndroidManifest.xml

@@ -0,0 +1,16 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <application
+        android:allowBackup="false"
+        android:label="@string/app_name"
+        android:supportsRtl="true"
+        android:theme="@style/BurrowTheme">
+        <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>

Android/app/src/main/java/net/burrow/android/BurrowCore.kt

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+package net.burrow.android
+
+object BurrowCore {
+    init {
+        System.loadLibrary("burrow_mobile_ffi")
+    }
+
+    external fun version(): String
+}

Android/app/src/main/java/net/burrow/android/MainActivity.kt

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+package net.burrow.android
+
+import android.app.Activity
+import android.os.Bundle
+import android.widget.LinearLayout
+import android.widget.TextView
+
+class MainActivity : Activity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val versionText = runCatching { BurrowCore.version() }
+            .getOrElse { "burrow-core unavailable" }
+
+        val root = LinearLayout(this).apply {
+            orientation = LinearLayout.VERTICAL
+            setPadding(40, 40, 40, 40)
+        }
+
+        root.addView(TextView(this).apply {
+            text = getString(R.string.app_name)
+            textSize = 24f
+        })
+
+        root.addView(TextView(this).apply {
+            text = versionText
+            textSize = 14f
+        })
+
+        setContentView(root)
+    }
+}

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

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+<resources>
+    <string name="app_name">Burrow</string>
+</resources>

Android/app/src/main/res/values/styles.xml

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+<resources>
+    <style name="BurrowTheme" parent="android:style/Theme.Material.Light.NoActionBar">
+        <item name="android:fontFamily">sans</item>
+        <item name="android:windowLightStatusBar">true</item>
+        <item name="android:navigationBarColor">#ffffff</item>
+        <item name="android:statusBarColor">#ffffff</item>
+    </style>
+</resources>