Basic implementation of client: render qa code and scan from mobile app
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'
+}
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