Feat: Android client Phase 0-3 full implementation

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/main/res/values/colors.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#F2F2F2</color>
+</resources>

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

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">YAMA</string>
+    <string name="accessibility_service_description">YAMA remote control service</string>
+</resources>

android/app/src/main/res/values/themes.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="Theme.YAMA" parent="Theme.AppCompat.Light.NoActionBar">
+        <item name="colorPrimary">#1A73E8</item>
+        <item name="colorPrimaryDark">#1558B0</item>
+        <item name="colorAccent">#1A73E8</item>
+    </style>
+</resources>

android/app/src/main/res/xml/accessibility_service_config.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"
+    android:accessibilityEventTypes="typeWindowStateChanged"
+    android:accessibilityFeedbackType="feedbackGeneric"
+    android:canPerformGestures="true"
+    android:notificationTimeout="0"
+    android:settingsActivity="com.yama.client.MainActivity" />