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android/app/build.gradle

@@ -23,6 +23,7 @@ if (flutterVersionName == null) {
 
 apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
+apply plugin: 'kotlin-android'
 
 android {
     compileSdkVersion 28
@@ -38,7 +39,7 @@ android {
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "inventree.inventree_app"
-        minSdkVersion 21
+        minSdkVersion 25
         targetSdkVersion 29
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
@@ -65,4 +66,5 @@ dependencies {
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
     androidTestImplementation 'com.android.support:multidex:1.0.0'
     implementation 'androidx.appcompat:appcompat:1.0.0'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
 }

android/app/src/main/AndroidManifest.xml

@@ -30,4 +30,8 @@
             </intent-filter>
         </activity>
     </application>
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.CAMERA"/>
+    <uses-permission android:name="android.permission.MICROPHONE"/>
 </manifest>

android/app/src/profile/AndroidManifest.xml

@@ -4,4 +4,6 @@
          to allow setting breakpoints, to provide hot reload, etc.
     -->
     <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.CAMERA"/>
+    <uses-permission android:name="android.permission.MICROPHONE"/>
 </manifest>

android/build.gradle

@@ -1,4 +1,7 @@
 buildscript {
+
+    ext.kotlin_version = '1.3.61'
+
     repositories {
         google()
         jcenter()
@@ -6,6 +9,7 @@ buildscript {
 
     dependencies {
         classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }