Basic implementation of client: render qa code and scan from mobile app
diff --git a/core/client/android/app/.gitignore b/core/client/android/app/.gitignore
new file mode 100644
index 0000000..42afabf
--- /dev/null
+++ b/core/client/android/app/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/core/client/android/app/build.gradle b/core/client/android/app/build.gradle
new file mode 100644
index 0000000..44fe4cf
--- /dev/null
+++ b/core/client/android/app/build.gradle
@@ -0,0 +1,49 @@
+plugins {
+    id 'com.android.application'
+}
+
+android {
+    compileSdk 31
+
+    defaultConfig {
+        applicationId "me.lekva.pcloud"
+        minSdk 21
+        targetSdk 31
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        coreLibraryDesugaringEnabled true
+
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+    implementation 'com.journeyapps:zxing-android-embedded:4.3.0'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
+    implementation 'androidx.legacy:legacy-support-v13:1.0.0'
+    implementation "androidx.activity:activity:1.3.1"
+
+    implementation 'com.google.code.gson:gson:2.8.9'
+
+    // Desugaring and multidex is required for API < 21.
+    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:1.1.5'
+    implementation 'androidx.multidex:multidex:2.0.1'
+
+    implementation 'com.google.android.material:material:1.3.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
+    implementation 'androidx.camera:camera-core:1.1.0-alpha11'
+    implementation 'androidx.camera:camera-lifecycle:1.1.0-alpha11'
+    implementation 'androidx.camera:camera-view:1.0.0-alpha31'
+}
\ No newline at end of file
diff --git a/core/client/android/app/proguard-rules.pro b/core/client/android/app/proguard-rules.pro
new file mode 100644
index 0000000..481bb43
--- /dev/null
+++ b/core/client/android/app/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/core/client/android/app/src/main/AndroidManifest.xml b/core/client/android/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..24728da
--- /dev/null
+++ b/core/client/android/app/src/main/AndroidManifest.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="me.lekva.pcloud">
+
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.INTERNET" />
+    <!--uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /-->
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.Pcloud"
+        android:hardwareAccelerated="true">
+        <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>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/java/me/lekva/pcloud/Base64TypeAdapter.java b/core/client/android/app/src/main/java/me/lekva/pcloud/Base64TypeAdapter.java
new file mode 100644
index 0000000..eda2c58
--- /dev/null
+++ b/core/client/android/app/src/main/java/me/lekva/pcloud/Base64TypeAdapter.java
@@ -0,0 +1,28 @@
+package me.lekva.pcloud;
+
+import android.os.Build;
+import android.util.Base64;
+
+import androidx.annotation.RequiresApi;
+
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+import java.io.IOException;
+
+public class Base64TypeAdapter extends TypeAdapter<byte[]> {
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    @Override
+    public void write(JsonWriter out, byte[] value) throws IOException {
+        String val = Base64.encodeToString(value, Base64.NO_WRAP);
+        // out.value(val.substring(0, val.length() - 1));
+        out.value(val);
+    }
+
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    @Override
+    public byte[] read(JsonReader in) throws IOException {
+        return Base64.decode(in.nextString(), Base64.NO_WRAP);
+    }
+}
\ No newline at end of file
diff --git a/core/client/android/app/src/main/java/me/lekva/pcloud/MainActivity.java b/core/client/android/app/src/main/java/me/lekva/pcloud/MainActivity.java
new file mode 100644
index 0000000..4b62246
--- /dev/null
+++ b/core/client/android/app/src/main/java/me/lekva/pcloud/MainActivity.java
@@ -0,0 +1,94 @@
+package me.lekva.pcloud;
+
+import android.Manifest;
+import android.app.Activity;
+import android.content.pm.PackageManager;
+import android.os.Build;
+import android.os.Bundle;
+import android.view.View;
+
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.annotation.RequiresApi;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.journeyapps.barcodescanner.ScanContract;
+import com.journeyapps.barcodescanner.ScanOptions;
+
+import java.io.BufferedOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+
+public class MainActivity extends AppCompatActivity {
+    private final ActivityResultLauncher<ScanOptions> barcodeLauncher = registerForActivityResult(new ScanContract(),
+            result -> {
+                if(result.getContents() != null) {
+                    Gson gson = new GsonBuilder().disableHtmlEscaping().create();
+                    VPNApiServerConfig config = gson.fromJson(result.getContents(), VPNApiServerConfig.class);
+                    join(config);
+                }
+            });
+
+    private void join(VPNApiServerConfig config) {
+        new Thread(() -> {
+            VerifyRequest req = new VerifyRequest();
+            req.message = config.message;
+            req.signature = config.signature;
+            Gson gson = new GsonBuilder().disableHtmlEscaping().create();
+            byte[] data = gson.toJson(req).getBytes(StandardCharsets.UTF_8);
+            HttpURLConnection urlConnection = null;
+            try {
+                URL url = new URL(config.address + "/api/verify");
+                urlConnection = (HttpURLConnection) url.openConnection();
+                urlConnection.setRequestMethod("POST");
+                urlConnection.setRequestProperty("Content-Type", "application/json; charset=utf-8");
+                urlConnection.setRequestProperty("Connection", "close");
+
+                urlConnection.setInstanceFollowRedirects(false);
+                urlConnection.setDoOutput(true);
+                urlConnection.setFixedLengthStreamingMode(data.length);
+
+                OutputStream out = new BufferedOutputStream(urlConnection.getOutputStream());
+                out.write(data);
+                out.flush();
+                out.close();
+                System.out.println(urlConnection.getResponseCode());
+            } catch (IOException e) {
+                e.printStackTrace();
+            } finally {
+                urlConnection.disconnect();
+            }
+        }).start();
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        Activity act = this;
+        findViewById(R.id.scan_qr_code).setOnClickListener(new View.OnClickListener() {
+            @RequiresApi(api = Build.VERSION_CODES.M)
+            @Override
+            public void onClick(View view) {
+                if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.INTERNET) != PackageManager.PERMISSION_GRANTED) {
+                    System.out.println("fooooooo");
+                    ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.INTERNET}, 20);
+                }
+
+                ScanOptions options = new ScanOptions();
+                options.setDesiredBarcodeFormats(ScanOptions.QR_CODE);
+                options.setPrompt("Join PCloud network");
+                options.setCameraId(0);  // Use a specific camera of the device
+                options.setBeepEnabled(false);
+                options.setBarcodeImageEnabled(false);
+                barcodeLauncher.launch(options);
+            }
+        });
+    }
+}
\ No newline at end of file
diff --git a/core/client/android/app/src/main/java/me/lekva/pcloud/VPNApiServerConfig.java b/core/client/android/app/src/main/java/me/lekva/pcloud/VPNApiServerConfig.java
new file mode 100644
index 0000000..0128a76
--- /dev/null
+++ b/core/client/android/app/src/main/java/me/lekva/pcloud/VPNApiServerConfig.java
@@ -0,0 +1,13 @@
+package me.lekva.pcloud;
+
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+
+public class VPNApiServerConfig {
+    @SerializedName("vpn_api_addr")
+    public String address;
+    @JsonAdapter(Base64TypeAdapter.class)
+    public byte[] message;
+    @JsonAdapter(Base64TypeAdapter.class)
+    public byte[] signature;
+}
diff --git a/core/client/android/app/src/main/java/me/lekva/pcloud/VerifyRequest.java b/core/client/android/app/src/main/java/me/lekva/pcloud/VerifyRequest.java
new file mode 100644
index 0000000..7feaef1
--- /dev/null
+++ b/core/client/android/app/src/main/java/me/lekva/pcloud/VerifyRequest.java
@@ -0,0 +1,10 @@
+package me.lekva.pcloud;
+
+import com.google.gson.annotations.JsonAdapter;
+
+public class VerifyRequest {
+    @JsonAdapter(Base64TypeAdapter.class)
+    public byte[] message;
+    @JsonAdapter(Base64TypeAdapter.class)
+    public byte[] signature;
+}
diff --git a/core/client/android/app/src/main/res/drawable-v24/ic_launcher_foreground.xml b/core/client/android/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
new file mode 100644
index 0000000..2b068d1
--- /dev/null
+++ b/core/client/android/app/src/main/res/drawable-v24/ic_launcher_foreground.xml
@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/res/drawable/ic_launcher_background.xml b/core/client/android/app/src/main/res/drawable/ic_launcher_background.xml
new file mode 100644
index 0000000..07d5da9
--- /dev/null
+++ b/core/client/android/app/src/main/res/drawable/ic_launcher_background.xml
@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>
diff --git a/core/client/android/app/src/main/res/layout/activity_main.xml b/core/client/android/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..988e611
--- /dev/null
+++ b/core/client/android/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <androidx.camera.view.PreviewView
+        android:id="@+id/camera_preview"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/scan_qr_code"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/scan_qr_code"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml b/core/client/android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
new file mode 100644
index 0000000..eca70cf
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml b/core/client/android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
new file mode 100644
index 0000000..eca70cf
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/res/mipmap-hdpi/ic_launcher.webp b/core/client/android/app/src/main/res/mipmap-hdpi/ic_launcher.webp
new file mode 100644
index 0000000..c209e78
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-hdpi/ic_launcher.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp b/core/client/android/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..b2dfe3d
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-mdpi/ic_launcher.webp b/core/client/android/app/src/main/res/mipmap-mdpi/ic_launcher.webp
new file mode 100644
index 0000000..4f0f1d6
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-mdpi/ic_launcher.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp b/core/client/android/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..62b611d
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-xhdpi/ic_launcher.webp b/core/client/android/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
new file mode 100644
index 0000000..948a307
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp b/core/client/android/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..1b9a695
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp b/core/client/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..28d4b77
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp b/core/client/android/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..9287f50
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp b/core/client/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
new file mode 100644
index 0000000..aa7d642
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp b/core/client/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
new file mode 100644
index 0000000..9126ae3
--- /dev/null
+++ b/core/client/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
Binary files differ
diff --git a/core/client/android/app/src/main/res/values-night/themes.xml b/core/client/android/app/src/main/res/values-night/themes.xml
new file mode 100644
index 0000000..96627ca
--- /dev/null
+++ b/core/client/android/app/src/main/res/values-night/themes.xml
@@ -0,0 +1,16 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Theme.Pcloud" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+        <!-- Primary brand color. -->
+        <item name="colorPrimary">@color/purple_200</item>
+        <item name="colorPrimaryVariant">@color/purple_700</item>
+        <item name="colorOnPrimary">@color/black</item>
+        <!-- Secondary brand color. -->
+        <item name="colorSecondary">@color/teal_200</item>
+        <item name="colorSecondaryVariant">@color/teal_200</item>
+        <item name="colorOnSecondary">@color/black</item>
+        <!-- Status bar color. -->
+        <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
+        <!-- Customize your theme here. -->
+    </style>
+</resources>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/res/values/colors.xml b/core/client/android/app/src/main/res/values/colors.xml
new file mode 100644
index 0000000..f8c6127
--- /dev/null
+++ b/core/client/android/app/src/main/res/values/colors.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="purple_200">#FFBB86FC</color>
+    <color name="purple_500">#FF6200EE</color>
+    <color name="purple_700">#FF3700B3</color>
+    <color name="teal_200">#FF03DAC5</color>
+    <color name="teal_700">#FF018786</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/res/values/strings.xml b/core/client/android/app/src/main/res/values/strings.xml
new file mode 100644
index 0000000..4e112d8
--- /dev/null
+++ b/core/client/android/app/src/main/res/values/strings.xml
@@ -0,0 +1,4 @@
+<resources>
+    <string name="app_name">pcloud</string>
+    <string name="scan_qr_code">Scan QR code</string>
+</resources>
\ No newline at end of file
diff --git a/core/client/android/app/src/main/res/values/themes.xml b/core/client/android/app/src/main/res/values/themes.xml
new file mode 100644
index 0000000..8a512ae
--- /dev/null
+++ b/core/client/android/app/src/main/res/values/themes.xml
@@ -0,0 +1,16 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Theme.Pcloud" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+        <!-- Primary brand color. -->
+        <item name="colorPrimary">@color/purple_500</item>
+        <item name="colorPrimaryVariant">@color/purple_700</item>
+        <item name="colorOnPrimary">@color/white</item>
+        <!-- Secondary brand color. -->
+        <item name="colorSecondary">@color/teal_200</item>
+        <item name="colorSecondaryVariant">@color/teal_700</item>
+        <item name="colorOnSecondary">@color/black</item>
+        <!-- Status bar color. -->
+        <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
+        <!-- Customize your theme here. -->
+    </style>
+</resources>
\ No newline at end of file