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/chooser_dialog.xml

@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2020 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.
+  -->
+
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:background="@drawable/chooser_dialog_background"
+    android:orientation="vertical"
+    android:paddingBottom="8dp"
+    android:paddingTop="8dp"
+    android:layout_width="240dp"
+    android:layout_height="wrap_content">
+
+    <LinearLayout
+        android:gravity="start|center_vertical"
+        android:paddingStart="16dp"
+        android:paddingEnd="16dp"
+        android:minHeight="56dp"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <ImageView android:id="@+id/icon"
+                   android:layout_marginEnd="16dp"
+                   android:layout_width="24dp"
+                   android:layout_height="24dp"/>
+
+        <TextView android:id="@+id/title"
+                  android:textSize="16sp"
+                  android:textColor="?android:attr/textColorPrimary"
+                  android:textAppearance="@android:style/TextAppearance.DeviceDefault.WindowTitle"
+                  android:text="App name"
+                  android:lines="1"
+                  android:ellipsize="end"
+                  android:layout_width="wrap_content"
+                  android:layout_height="wrap_content"/>
+
+    </LinearLayout>
+
+    <com.android.internal.widget.RecyclerView
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        app:layoutManager="com.android.internal.widget.LinearLayoutManager"
+        android:id="@+id/listContainer"
+        android:overScrollMode="never"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"/>
+
+</LinearLayout>