gradle: Handle kotlin in multiple parts of the build

build.gradle

@@ -12,6 +12,8 @@ buildscript {
         androidxLifecycleVersion = "2.2.0"
         androidxConstraintLayoutVersion = '2.0.4'
 
+        hiltVersion = "2.29.1-alpha"
+
         // Saw some breakage when updating to 1.2?
         materialVersion = "1.1.0"
     }
@@ -25,6 +27,8 @@ buildscript {
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
         classpath "com.mikepenz.aboutlibraries.plugin:aboutlibraries-plugin:${latestAboutLibsRelease}"
         classpath 'com.quittle:svg-2-android-vector:0.0.5'
+        classpath "com.google.dagger:hilt-android-gradle-plugin:$hiltVersion"
+
     }
 }
 plugins {

src/xrt/auxiliary/android/build.gradle

@@ -1,7 +1,10 @@
 // Copyright 2020, Collabora, Ltd.
 // SPDX-License-Identifier: BSL-1.0
 
-apply plugin: 'com.android.library'
+plugins {
+    id 'com.android.library'
+    id 'kotlin-android'
+}
 
 android {
     compileSdkVersion project.sharedTargetSdk
@@ -27,8 +30,13 @@ android {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
+    packagingOptions {
+        exclude("META-INF/*.kotlin_module")
+    }
 }
 
 dependencies {
     implementation "androidx.annotation:annotation:$androidxAnnotationVersion"
+    implementation "androidx.core:core-ktx:$androidxCoreVersion"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlinVersion"
 }

src/xrt/ipc/android/build.gradle

@@ -39,6 +39,9 @@ android {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
+    packagingOptions {
+        exclude("META-INF/*.kotlin_module")
+    }
 }
 
 dependencies {

src/xrt/targets/openxr_android/build.gradle

@@ -122,6 +122,9 @@ android {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
+    packagingOptions {
+        exclude("META-INF/*.kotlin_module")
+    }
 
 }