add namespace to build.gradle

android/app/build.gradle

@@ -33,6 +33,8 @@ import com.android.build.OutputFile
 
 android {
 
+    namespace 'com.yubico.authenticator'
+
     compileSdkVersion project.compileSdkVersion
 
     compileOptions {

android/app/src/debug/AndroidManifest.xml

@@ -1,6 +1,5 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    package="com.yubico.authenticator">
+    xmlns:tools="http://schemas.android.com/tools">
     <!-- Flutter needs it to communicate with the running application
          to allow setting breakpoints, to provide hot reload, etc.
     -->

android/app/src/main/AndroidManifest.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    package="com.yubico.authenticator">
+    xmlns:tools="http://schemas.android.com/tools">
 
     <uses-permission android:name="android.permission.NFC" />
 

android/flutter_plugins/qrscanner_zxing/android/build.gradle

@@ -25,6 +25,9 @@ apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
 
 android {
+
+    namespace 'com.yubico.authenticator.flutter_plugins.qrscanner_zxing'
+
     compileSdkVersion 33
 
     compileOptions {

android/flutter_plugins/qrscanner_zxing/android/src/main/AndroidManifest.xml

@@ -1,5 +1,4 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.yubico.authenticator.flutter_plugins.qrscanner_zxing">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-feature
         android:name="android.hardware.camera"