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/drawable-watch/ic_restart.xml

@@ -0,0 +1,26 @@
+<!--
+  ~ Copyright (C) 2021 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.
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24"
+        android:viewportHeight="24"
+        android:tint="@android:color/white">
+    <path
+        android:fillColor="@android:color/black"
+        android:pathData="M6,13c0,-1.65 0.67,-3.15 1.76,-4.24L6.34,7.34C4.9,8.79 4,10.79 4,13c0,4.08 3.05,7.44 7,7.93v-2.02c-2.83,-0.48 -5,-2.94 -5,-5.91zM20,13c0,-4.42 -3.58,-8 -8,-8 -0.06,0 -0.12,0.01 -0.18,0.01l1.09,-1.09L11.5,2.5 8,6l3.5,3.5 1.41,-1.41 -1.08,-1.08c0.06,0 0.12,-0.01 0.17,-0.01 3.31,0 6,2.69 6,6 0,2.97 -2.17,5.43 -5,5.91v2.02c3.95,-0.49 7,-3.85 7,-7.93z"/>
+</vector>