ntfy-android/app/src/main/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          package="io.heckel.ntfy">
    <!-- Permissions -->
    <uses-permission android:name="android.permission.INTERNET"/>

    <application
            android:name=".app.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/AppTheme">

        <!-- Main activity -->
        <activity
                android:name=".ui.MainActivity"
                android:label="@string/app_name">
            <intent-filter>
                <action android:name="android.intent.action.MAIN"/>

                <category android:name="android.intent.category.LAUNCHER"/>
            </intent-filter>
        </activity>

        <!-- Detail activity -->
        <activity
                android:name=".ui.DetailActivity"
                android:parentActivityName=".ui.MainActivity">
            <meta-data
                    android:name="android.support.PARENT_ACTIVITY"
                    android:value=".ui.MainActivity" />
        </activity>

        <!-- Firebase messaging -->
        <service
                android:name=".msg.FirebaseService"
                android:exported="false">
            <intent-filter>
                <action android:name="com.google.firebase.MESSAGING_EVENT"/>
            </intent-filter>
        </service>

        <meta-data
                android:name="firebase_analytics_collection_enabled"
                android:value="false"/>
        <meta-data
                android:name="com.google.firebase.messaging.default_notification_icon"
                android:resource="@drawable/ic_notification_icon"/>
    </application>

</manifest>