fix: Add build script and fix manifest

- Add build-apk.sh for easy compilation
- Simplify AndroidManifest.xml
- Fix themes.xml to use basic Android themes
- Enable BuildConfig
- Add okhttp-dnsoverhttps dependency

android-sdk/platforms/android-34/data/res/layout/screen_title.xml

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2006 The Android Open Source Project
+
+     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.
+-->
+
+<!--
+This is an optimized layout for a screen, with the minimum set of features
+enabled.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:fitsSystemWindows="true">
+    <!-- Popout bar for action modes -->
+    <ViewStub android:id="@+id/action_mode_bar_stub"
+              android:inflatedId="@+id/action_mode_bar"
+              android:layout="@layout/action_mode_bar"
+              android:layout_width="match_parent"
+              android:layout_height="wrap_content"
+              android:theme="?attr/actionBarTheme" />
+    <FrameLayout
+        android:layout_width="match_parent" 
+        android:layout_height="?android:attr/windowTitleSize"
+        style="?android:attr/windowTitleBackgroundStyle">
+        <TextView android:id="@android:id/title" 
+            style="?android:attr/windowTitleStyle"
+            android:background="@null"
+            android:fadingEdge="horizontal"
+            android:gravity="center_vertical"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" />
+    </FrameLayout>
+    <FrameLayout android:id="@android:id/content"
+        android:layout_width="match_parent" 
+        android:layout_height="0dip"
+        android:layout_weight="1"
+        android:foregroundGravity="fill_horizontal|top"
+        android:foreground="?android:attr/windowContentOverlay" />
+</LinearLayout>
+