HomelabMFA v1.0 — biometric gate for ntfy Push MFA

app/build.gradle.kts

@@ -0,0 +1,60 @@
+plugins {
+    id("com.android.application")
+    id("org.jetbrains.kotlin.android")
+}
+
+android {
+    namespace = "me.khodak.mfa"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "me.khodak.mfa"
+        minSdk = 28
+        targetSdk = 34
+        versionCode = 1
+        versionName = "1.0"
+    }
+
+    signingConfigs {
+        create("release") {
+            storeFile = file("homelab-mfa-release.keystore")
+            storePassword = "HomelabMFA2026!"
+            keyAlias = "homelab-mfa"
+            keyPassword = "HomelabMFA2026!"
+        }
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = true
+            isShrinkResources = true
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+            signingConfig = signingConfigs.getByName("release")
+        }
+        debug {
+            applicationIdSuffix = ".debug"
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+
+    buildFeatures {
+        viewBinding = true
+    }
+}
+
+dependencies {
+    implementation("androidx.core:core-ktx:1.12.0")
+    implementation("androidx.appcompat:appcompat:1.6.1")
+    implementation("com.google.android.material:material:1.11.0")
+    implementation("androidx.biometric:biometric:1.1.0")
+    implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.7.0")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.3")
+}

app/build/generated/data_binding_base_class_source_out/debug/out/me/khodak/mfa/databinding/ActivityMainBinding.java

@@ -0,0 +1,90 @@
+// Generated by view binder compiler. Do not edit!
+package me.khodak.mfa.databinding;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.viewbinding.ViewBinding;
+import androidx.viewbinding.ViewBindings;
+import java.lang.NullPointerException;
+import java.lang.Override;
+import java.lang.String;
+import me.khodak.mfa.R;
+
+public final class ActivityMainBinding implements ViewBinding {
+  @NonNull
+  private final LinearLayout rootView;
+
+  @NonNull
+  public final ImageView icon;
+
+  @NonNull
+  public final TextView statusText;
+
+  @NonNull
+  public final TextView subText;
+
+  private ActivityMainBinding(@NonNull LinearLayout rootView, @NonNull ImageView icon,
+      @NonNull TextView statusText, @NonNull TextView subText) {
+    this.rootView = rootView;
+    this.icon = icon;
+    this.statusText = statusText;
+    this.subText = subText;
+  }
+
+  @Override
+  @NonNull
+  public LinearLayout getRoot() {
+    return rootView;
+  }
+
+  @NonNull
+  public static ActivityMainBinding inflate(@NonNull LayoutInflater inflater) {
+    return inflate(inflater, null, false);
+  }
+
+  @NonNull
+  public static ActivityMainBinding inflate(@NonNull LayoutInflater inflater,
+      @Nullable ViewGroup parent, boolean attachToParent) {
+    View root = inflater.inflate(R.layout.activity_main, parent, false);
+    if (attachToParent) {
+      parent.addView(root);
+    }
+    return bind(root);
+  }
+
+  @NonNull
+  public static ActivityMainBinding bind(@NonNull View rootView) {
+    // The body of this method is generated in a way you would not otherwise write.
+    // This is done to optimize the compiled bytecode for size and performance.
+    int id;
+    missingId: {
+      id = R.id.icon;
+      ImageView icon = ViewBindings.findChildViewById(rootView, id);
+      if (icon == null) {
+        break missingId;
+      }
+
+      id = R.id.statusText;
+      TextView statusText = ViewBindings.findChildViewById(rootView, id);
+      if (statusText == null) {
+        break missingId;
+      }
+
+      id = R.id.subText;
+      TextView subText = ViewBindings.findChildViewById(rootView, id);
+      if (subText == null) {
+        break missingId;
+      }
+
+      return new ActivityMainBinding((LinearLayout) rootView, icon, statusText, subText);
+    }
+    String missingId = rootView.getResources().getResourceName(id);
+    throw new NullPointerException("Missing required view with ID: ".concat(missingId));
+  }
+}

app/build/generated/data_binding_base_class_source_out/release/out/me/khodak/mfa/databinding/ActivityMainBinding.java

@@ -0,0 +1,90 @@
+// Generated by view binder compiler. Do not edit!
+package me.khodak.mfa.databinding;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.viewbinding.ViewBinding;
+import androidx.viewbinding.ViewBindings;
+import java.lang.NullPointerException;
+import java.lang.Override;
+import java.lang.String;
+import me.khodak.mfa.R;
+
+public final class ActivityMainBinding implements ViewBinding {
+  @NonNull
+  private final LinearLayout rootView;
+
+  @NonNull
+  public final ImageView icon;
+
+  @NonNull
+  public final TextView statusText;
+
+  @NonNull
+  public final TextView subText;
+
+  private ActivityMainBinding(@NonNull LinearLayout rootView, @NonNull ImageView icon,
+      @NonNull TextView statusText, @NonNull TextView subText) {
+    this.rootView = rootView;
+    this.icon = icon;
+    this.statusText = statusText;
+    this.subText = subText;
+  }
+
+  @Override
+  @NonNull
+  public LinearLayout getRoot() {
+    return rootView;
+  }
+
+  @NonNull
+  public static ActivityMainBinding inflate(@NonNull LayoutInflater inflater) {
+    return inflate(inflater, null, false);
+  }
+
+  @NonNull
+  public static ActivityMainBinding inflate(@NonNull LayoutInflater inflater,
+      @Nullable ViewGroup parent, boolean attachToParent) {
+    View root = inflater.inflate(R.layout.activity_main, parent, false);
+    if (attachToParent) {
+      parent.addView(root);
+    }
+    return bind(root);
+  }
+
+  @NonNull
+  public static ActivityMainBinding bind(@NonNull View rootView) {
+    // The body of this method is generated in a way you would not otherwise write.
+    // This is done to optimize the compiled bytecode for size and performance.
+    int id;
+    missingId: {
+      id = R.id.icon;
+      ImageView icon = ViewBindings.findChildViewById(rootView, id);
+      if (icon == null) {
+        break missingId;
+      }
+
+      id = R.id.statusText;
+      TextView statusText = ViewBindings.findChildViewById(rootView, id);
+      if (statusText == null) {
+        break missingId;
+      }
+
+      id = R.id.subText;
+      TextView subText = ViewBindings.findChildViewById(rootView, id);
+      if (subText == null) {
+        break missingId;
+      }
+
+      return new ActivityMainBinding((LinearLayout) rootView, icon, statusText, subText);
+    }
+    String missingId = rootView.getResources().getResourceName(id);
+    throw new NullPointerException("Missing required view with ID: ".concat(missingId));
+  }
+}

app/build/intermediates/aapt_proguard_file/release/aapt_rules.txt

@@ -0,0 +1,92 @@
+-keep class androidx.core.app.CoreComponentFactory { <init>(); }
+-keep class androidx.profileinstaller.ProfileInstallReceiver { <init>(); }
+-keep class androidx.startup.InitializationProvider { <init>(); }
+-keep class me.khodak.mfa.MainActivity { <init>(); }
+-keep class android.widget.Space { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.app.AlertController$RecycleListView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.view.menu.ActionMenuItemView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.view.menu.ExpandedMenuView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.view.menu.ListMenuItemView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ActionBarContainer { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ActionBarContextView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ActionBarOverlayLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ActionMenuView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ActivityChooserView$InnerLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.AlertDialogLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ButtonBarLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ContentFrameLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.DialogTitle { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.FitWindowsFrameLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.FitWindowsLinearLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.SearchView$SearchAutoComplete { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.Toolbar { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.appcompat.widget.ViewStubCompat { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.constraintlayout.helper.widget.Flow { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.constraintlayout.widget.ConstraintLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.coordinatorlayout.widget.CoordinatorLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.core.widget.NestedScrollView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.fragment.app.FragmentContainerView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class androidx.recyclerview.widget.RecyclerView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.appbar.MaterialToolbar { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.button.MaterialButton { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.button.MaterialButtonToggleGroup { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.chip.Chip { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.datepicker.MaterialCalendarGridView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.internal.BaselineLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.internal.CheckableImageButton { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.internal.ClippableRoundedCornerLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.internal.NavigationMenuItemView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.internal.NavigationMenuView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.internal.TouchObserverFrameLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.snackbar.Snackbar$SnackbarLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.snackbar.SnackbarContentLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.textfield.TextInputEditText { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.textfield.TextInputLayout { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.timepicker.ChipTextInputComboView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.timepicker.ClockFaceView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.timepicker.ClockHandView { <init>(android.content.Context, android.util.AttributeSet); }
+
+-keep class com.google.android.material.timepicker.TimePickerView { <init>(android.content.Context, android.util.AttributeSet); }
+

app/build/intermediates/annotation_processor_list/debug/annotationProcessors.json

@@ -0,0 +1 @@
+{}

app/build/intermediates/annotation_processor_list/release/annotationProcessors.json

@@ -0,0 +1 @@
+{}

app/build/intermediates/apk_ide_redirect_file/debug/redirect.txt

@@ -0,0 +1,2 @@
+#- File Locator -
+listingFile=../../../outputs/apk/debug/output-metadata.json

app/build/intermediates/apk_ide_redirect_file/release/redirect.txt

@@ -0,0 +1,2 @@
+#- File Locator -
+listingFile=../../../outputs/apk/release/output-metadata.json

app/build/intermediates/app_metadata/debug/app-metadata.properties

@@ -0,0 +1,2 @@
+appMetadataVersion=1.1
+androidGradlePluginVersion=8.2.2

app/build/intermediates/app_metadata/release/app-metadata.properties

@@ -0,0 +1,2 @@
+appMetadataVersion=1.1
+androidGradlePluginVersion=8.2.2

app/build/intermediates/bundle_manifest/release/AndroidManifest.xml

@@ -0,0 +1,88 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="me.khodak.mfa"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk
+        android:minSdkVersion="28"
+        android:targetSdkVersion="34" />
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.USE_BIOMETRIC" />
+
+    <!-- suppress DeprecatedClassUsageInspection -->
+    <uses-permission android:name="android.permission.USE_FINGERPRINT" />
+
+    <permission
+        android:name="me.khodak.mfa.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION"
+        android:protectionLevel="signature" />
+
+    <uses-permission android:name="me.khodak.mfa.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION" />
+
+    <application
+        android:allowBackup="false"
+        android:appComponentFactory="androidx.core.app.CoreComponentFactory"
+        android:extractNativeLibs="false"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@drawable/ic_launcher"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.HomelabMFA"
+        android:usesCleartextTraffic="false" >
+        <activity
+            android:name="me.khodak.mfa.MainActivity"
+            android:excludeFromRecents="true"
+            android:exported="true"
+            android:launchMode="singleTop"
+            android:showWhenLocked="true"
+            android:turnScreenOn="true" >
+
+            <!-- Handle homemfa://approve?token=... and homemfa://deny?token=... -->
+            <intent-filter android:autoVerify="false" >
+                <action android:name="android.intent.action.VIEW" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+
+                <data android:scheme="homemfa" />
+            </intent-filter>
+        </activity>
+
+        <provider
+            android:name="androidx.startup.InitializationProvider"
+            android:authorities="me.khodak.mfa.androidx-startup"
+            android:exported="false" >
+            <meta-data
+                android:name="androidx.emoji2.text.EmojiCompatInitializer"
+                android:value="androidx.startup" />
+            <meta-data
+                android:name="androidx.lifecycle.ProcessLifecycleInitializer"
+                android:value="androidx.startup" />
+            <meta-data
+                android:name="androidx.profileinstaller.ProfileInstallerInitializer"
+                android:value="androidx.startup" />
+        </provider>
+
+        <receiver
+            android:name="androidx.profileinstaller.ProfileInstallReceiver"
+            android:directBootAware="false"
+            android:enabled="true"
+            android:exported="true"
+            android:permission="android.permission.DUMP" >
+            <intent-filter>
+                <action android:name="androidx.profileinstaller.action.INSTALL_PROFILE" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="androidx.profileinstaller.action.SKIP_FILE" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="androidx.profileinstaller.action.SAVE_PROFILE" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="androidx.profileinstaller.action.BENCHMARK_OPERATION" />
+            </intent-filter>
+        </receiver>
+    </application>
+
+</manifest>

app/build/intermediates/compatible_screen_manifest/debug/output-metadata.json

@@ -0,0 +1,10 @@
+{
+  "version": 3,
+  "artifactType": {
+    "type": "COMPATIBLE_SCREEN_MANIFEST",
+    "kind": "Directory"
+  },
+  "applicationId": "me.khodak.mfa.debug",
+  "variantName": "debug",
+  "elements": []
+}

app/build/intermediates/compatible_screen_manifest/release/output-metadata.json

@@ -0,0 +1,10 @@
+{
+  "version": 3,
+  "artifactType": {
+    "type": "COMPATIBLE_SCREEN_MANIFEST",
+    "kind": "Directory"
+  },
+  "applicationId": "me.khodak.mfa",
+  "variantName": "release",
+  "elements": []
+}

app/build/intermediates/data_binding_layout_info_type_merge/debug/out/activity_main-layout.xml

@@ -0,0 +1 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?><Layout layout="activity_main" modulePackage="me.khodak.mfa" filePath="app/src/main/res/layout/activity_main.xml" directory="layout" isMerge="false" isBindingData="false" rootNodeType="android.widget.LinearLayout"><Targets><Target tag="layout/activity_main_0" view="LinearLayout"><Expressions/><location startLine="1" startOffset="0" endLine="36" endOffset="14"/></Target><Target id="@+id/icon" view="ImageView"><Expressions/><location startLine="9" startOffset="4" endLine="14" endOffset="50"/></Target><Target id="@+id/statusText" view="TextView"><Expressions/><location startLine="16" startOffset="4" endLine="24" endOffset="49"/></Target><Target id="@+id/subText" view="TextView"><Expressions/><location startLine="26" startOffset="4" endLine="34" endOffset="34"/></Target></Targets></Layout>

app/build/intermediates/data_binding_layout_info_type_merge/release/out/activity_main-layout.xml

@@ -0,0 +1 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?><Layout layout="activity_main" modulePackage="me.khodak.mfa" filePath="app/src/main/res/layout/activity_main.xml" directory="layout" isMerge="false" isBindingData="false" rootNodeType="android.widget.LinearLayout"><Targets><Target tag="layout/activity_main_0" view="LinearLayout"><Expressions/><location startLine="1" startOffset="0" endLine="36" endOffset="14"/></Target><Target id="@+id/icon" view="ImageView"><Expressions/><location startLine="9" startOffset="4" endLine="14" endOffset="50"/></Target><Target id="@+id/statusText" view="TextView"><Expressions/><location startLine="16" startOffset="4" endLine="24" endOffset="49"/></Target><Target id="@+id/subText" view="TextView"><Expressions/><location startLine="26" startOffset="4" endLine="34" endOffset="34"/></Target></Targets></Layout>

app/build/intermediates/data_binding_layout_info_type_package/debug/out/activity_main-layout.xml

@@ -0,0 +1 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?><Layout layout="activity_main" modulePackage="me.khodak.mfa" filePath="app/src/main/res/layout/activity_main.xml" directory="layout" isMerge="false" isBindingData="false" rootNodeType="android.widget.LinearLayout"><Targets><Target tag="layout/activity_main_0" view="LinearLayout"><Expressions/><location startLine="1" startOffset="0" endLine="36" endOffset="14"/></Target><Target id="@+id/icon" view="ImageView"><Expressions/><location startLine="9" startOffset="4" endLine="14" endOffset="50"/></Target><Target id="@+id/statusText" view="TextView"><Expressions/><location startLine="16" startOffset="4" endLine="24" endOffset="49"/></Target><Target id="@+id/subText" view="TextView"><Expressions/><location startLine="26" startOffset="4" endLine="34" endOffset="34"/></Target></Targets></Layout>

app/build/intermediates/data_binding_layout_info_type_package/release/out/activity_main-layout.xml

@@ -0,0 +1 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?><Layout layout="activity_main" modulePackage="me.khodak.mfa" filePath="app/src/main/res/layout/activity_main.xml" directory="layout" isMerge="false" isBindingData="false" rootNodeType="android.widget.LinearLayout"><Targets><Target tag="layout/activity_main_0" view="LinearLayout"><Expressions/><location startLine="1" startOffset="0" endLine="36" endOffset="14"/></Target><Target id="@+id/icon" view="ImageView"><Expressions/><location startLine="9" startOffset="4" endLine="14" endOffset="50"/></Target><Target id="@+id/statusText" view="TextView"><Expressions/><location startLine="16" startOffset="4" endLine="24" endOffset="49"/></Target><Target id="@+id/subText" view="TextView"><Expressions/><location startLine="26" startOffset="4" endLine="34" endOffset="34"/></Target></Targets></Layout>

app/build/intermediates/default_proguard_files/global/proguard-android-optimize.txt-8.2.2

@@ -0,0 +1,117 @@
+# This is a configuration file for ProGuard.
+# http://proguard.sourceforge.net/index.html#manual/usage.html
+#
+# Starting with version 2.2 of the Android plugin for Gradle, this file is distributed together with
+# the plugin and unpacked at build-time. The files in $ANDROID_HOME are no longer maintained and
+# will be ignored by new version of the Android plugin for Gradle.
+
+# Optimizations: If you don't want to optimize, use the proguard-android.txt configuration file
+# instead of this one, which turns off the optimization flags.
+# Adding optimization introduces certain risks, since for example not all optimizations performed by
+# ProGuard works on all versions of Dalvik.  The following flags turn off various optimizations
+# known to have issues, but the list may not be complete or up to date. (The "arithmetic"
+# optimization can be used if you are only targeting Android 2.0 or later.)  Make sure you test
+# thoroughly if you go this route.
+-optimizations !code/simplification/arithmetic,!code/simplification/cast,!field/*,!class/merging/*
+-optimizationpasses 5
+-allowaccessmodification
+
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-verbose
+
+# Preserve some attributes that may be required for reflection.
+-keepattributes AnnotationDefault,
+                EnclosingMethod,
+                InnerClasses,
+                RuntimeVisibleAnnotations,
+                RuntimeVisibleParameterAnnotations,
+                RuntimeVisibleTypeAnnotations,
+                Signature
+
+-keep public class com.google.vending.licensing.ILicensingService
+-keep public class com.android.vending.licensing.ILicensingService
+-keep public class com.google.android.vending.licensing.ILicensingService
+-dontnote com.android.vending.licensing.ILicensingService
+-dontnote com.google.vending.licensing.ILicensingService
+-dontnote com.google.android.vending.licensing.ILicensingService
+
+# For native methods, see http://proguard.sourceforge.net/manual/examples.html#native
+-keepclasseswithmembernames,includedescriptorclasses class * {
+    native <methods>;
+}
+
+# Keep setters in Views so that animations can still work.
+-keepclassmembers public class * extends android.view.View {
+    void set*(***);
+    *** get*();
+}
+
+# We want to keep methods in Activity that could be used in the XML attribute onClick.
+-keepclassmembers class * extends android.app.Activity {
+    public void *(android.view.View);
+}
+
+# For enumeration classes, see http://proguard.sourceforge.net/manual/examples.html#enumerations
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keepclassmembers class * implements android.os.Parcelable {
+    public static final ** CREATOR;
+}
+
+# Preserve annotated Javascript interface methods.
+-keepclassmembers class * {
+    @android.webkit.JavascriptInterface <methods>;
+}
+
+# The support libraries contains references to newer platform versions.
+# Don't warn about those in case this app is linking against an older
+# platform version. We know about them, and they are safe.
+-dontnote android.support.**
+-dontnote androidx.**
+-dontwarn android.support.**
+-dontwarn androidx.**
+
+# This class is deprecated, but remains for backward compatibility.
+-dontwarn android.util.FloatMath
+
+# Understand the @Keep support annotation.
+-keep class android.support.annotation.Keep
+-keep class androidx.annotation.Keep
+
+-keep @android.support.annotation.Keep class * {*;}
+-keep @androidx.annotation.Keep class * {*;}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <methods>;
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <methods>;
+}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <fields>;
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <fields>;
+}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <init>(...);
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <init>(...);
+}
+
+# These classes are duplicated between android.jar and org.apache.http.legacy.jar.
+-dontnote org.apache.http.**
+-dontnote android.net.http.**
+
+# These classes are duplicated between android.jar and core-lambda-stubs.jar.
+-dontnote java.lang.invoke.**

app/build/intermediates/default_proguard_files/global/proguard-android.txt-8.2.2

@@ -0,0 +1,116 @@
+# This is a configuration file for ProGuard.
+# http://proguard.sourceforge.net/index.html#manual/usage.html
+#
+# Starting with version 2.2 of the Android plugin for Gradle, this file is distributed together with
+# the plugin and unpacked at build-time. The files in $ANDROID_HOME are no longer maintained and
+# will be ignored by new version of the Android plugin for Gradle.
+
+# Optimization is turned off by default. Dex does not like code run
+# through the ProGuard optimize steps (and performs some
+# of these optimizations on its own).
+# Note that if you want to enable optimization, you cannot just
+# include optimization flags in your own project configuration file;
+# instead you will need to point to the
+# "proguard-android-optimize.txt" file instead of this one from your
+# project.properties file.
+-dontoptimize
+
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-verbose
+
+# Preserve some attributes that may be required for reflection.
+-keepattributes AnnotationDefault,
+                EnclosingMethod,
+                InnerClasses,
+                RuntimeVisibleAnnotations,
+                RuntimeVisibleParameterAnnotations,
+                RuntimeVisibleTypeAnnotations,
+                Signature
+
+-keep public class com.google.vending.licensing.ILicensingService
+-keep public class com.android.vending.licensing.ILicensingService
+-keep public class com.google.android.vending.licensing.ILicensingService
+-dontnote com.android.vending.licensing.ILicensingService
+-dontnote com.google.vending.licensing.ILicensingService
+-dontnote com.google.android.vending.licensing.ILicensingService
+
+# For native methods, see http://proguard.sourceforge.net/manual/examples.html#native
+-keepclasseswithmembernames,includedescriptorclasses class * {
+    native <methods>;
+}
+
+# Keep setters in Views so that animations can still work.
+-keepclassmembers public class * extends android.view.View {
+    void set*(***);
+    *** get*();
+}
+
+# We want to keep methods in Activity that could be used in the XML attribute onClick.
+-keepclassmembers class * extends android.app.Activity {
+    public void *(android.view.View);
+}
+
+# For enumeration classes, see http://proguard.sourceforge.net/manual/examples.html#enumerations
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keepclassmembers class * implements android.os.Parcelable {
+    public static final ** CREATOR;
+}
+
+# Preserve annotated Javascript interface methods.
+-keepclassmembers class * {
+    @android.webkit.JavascriptInterface <methods>;
+}
+
+# The support libraries contains references to newer platform versions.
+# Don't warn about those in case this app is linking against an older
+# platform version. We know about them, and they are safe.
+-dontnote android.support.**
+-dontnote androidx.**
+-dontwarn android.support.**
+-dontwarn androidx.**
+
+# This class is deprecated, but remains for backward compatibility.
+-dontwarn android.util.FloatMath
+
+# Understand the @Keep support annotation.
+-keep class android.support.annotation.Keep
+-keep class androidx.annotation.Keep
+
+-keep @android.support.annotation.Keep class * {*;}
+-keep @androidx.annotation.Keep class * {*;}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <methods>;
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <methods>;
+}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <fields>;
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <fields>;
+}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <init>(...);
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <init>(...);
+}
+
+# These classes are duplicated between android.jar and org.apache.http.legacy.jar.
+-dontnote org.apache.http.**
+-dontnote android.net.http.**
+
+# These classes are duplicated between android.jar and core-lambda-stubs.jar.
+-dontnote java.lang.invoke.**

app/build/intermediates/default_proguard_files/global/proguard-defaults.txt-8.2.2

@@ -0,0 +1,117 @@
+# This is a configuration file for ProGuard.
+# http://proguard.sourceforge.net/index.html#manual/usage.html
+#
+# Starting with version 2.2 of the Android plugin for Gradle, this file is distributed together with
+# the plugin and unpacked at build-time. The files in $ANDROID_HOME are no longer maintained and
+# will be ignored by new version of the Android plugin for Gradle.
+
+# Optimizations can be turned on and off in the 'postProcessing' DSL block.
+# The configuration below is applied if optimizations are enabled.
+# Adding optimization introduces certain risks, since for example not all optimizations performed by
+# ProGuard works on all versions of Dalvik.  The following flags turn off various optimizations
+# known to have issues, but the list may not be complete or up to date. (The "arithmetic"
+# optimization can be used if you are only targeting Android 2.0 or later.)  Make sure you test
+# thoroughly if you go this route.
+-optimizations !code/simplification/arithmetic,!code/simplification/cast,!field/*,!class/merging/*
+-optimizationpasses 5
+-allowaccessmodification
+
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-verbose
+
+# Preserve some attributes that may be required for reflection.
+-keepattributes AnnotationDefault,
+                EnclosingMethod,
+                InnerClasses,
+                RuntimeVisibleAnnotations,
+                RuntimeVisibleParameterAnnotations,
+                RuntimeVisibleTypeAnnotations,
+                Signature
+
+-keep public class com.google.vending.licensing.ILicensingService
+-keep public class com.android.vending.licensing.ILicensingService
+-keep public class com.google.android.vending.licensing.ILicensingService
+-dontnote com.android.vending.licensing.ILicensingService
+-dontnote com.google.vending.licensing.ILicensingService
+-dontnote com.google.android.vending.licensing.ILicensingService
+
+# For native methods, see http://proguard.sourceforge.net/manual/examples.html#native
+-keepclasseswithmembernames,includedescriptorclasses class * {
+    native <methods>;
+}
+
+# Keep setters in Views so that animations can still work.
+-keepclassmembers public class * extends android.view.View {
+    void set*(***);
+    *** get*();
+}
+
+# We want to keep methods in Activity that could be used in the XML attribute onClick.
+-keepclassmembers class * extends android.app.Activity {
+    public void *(android.view.View);
+}
+
+# For enumeration classes, see http://proguard.sourceforge.net/manual/examples.html#enumerations
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keepclassmembers class * implements android.os.Parcelable {
+    public static final ** CREATOR;
+}
+
+# Preserve annotated Javascript interface methods.
+-keepclassmembers class * {
+    @android.webkit.JavascriptInterface <methods>;
+}
+
+# The support libraries contains references to newer platform versions.
+# Don't warn about those in case this app is linking against an older
+# platform version. We know about them, and they are safe.
+-dontnote android.support.**
+-dontnote androidx.**
+-dontwarn android.support.**
+-dontwarn androidx.**
+
+# This class is deprecated, but remains for backward compatibility.
+-dontwarn android.util.FloatMath
+
+# Understand the @Keep support annotation.
+-keep class android.support.annotation.Keep
+-keep class androidx.annotation.Keep
+
+-keep @android.support.annotation.Keep class * {*;}
+-keep @androidx.annotation.Keep class * {*;}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <methods>;
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <methods>;
+}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <fields>;
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <fields>;
+}
+
+-keepclasseswithmembers class * {
+    @android.support.annotation.Keep <init>(...);
+}
+
+-keepclasseswithmembers class * {
+    @androidx.annotation.Keep <init>(...);
+}
+
+# These classes are duplicated between android.jar and org.apache.http.legacy.jar.
+-dontnote org.apache.http.**
+-dontnote android.net.http.**
+
+# These classes are duplicated between android.jar and core-lambda-stubs.jar.
+-dontnote java.lang.invoke.**

app/build/intermediates/dex_number_of_buckets_file/debug/out

@@ -0,0 +1 @@
+8