Add ARCoreExtensions for ARCloudAnchor support

Assets/ExtensionsAssets.meta

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Assets/Plugins/Android/gradleTemplate.properties

+org.gradle.jvmargs=-Xmx**JVM_HEAP_SIZE**M
+org.gradle.parallel=true
+unityStreamingAssets=**STREAMING_ASSETS**
+# Android Resolver Properties Start
+android.useAndroidX=true
+android.enableJetifier=true
+# Android Resolver Properties End
+**ADDITIONAL_PROPERTIES**

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Assets/Plugins/Android/mainTemplate.gradle

+apply plugin: 'com.android.library'
+**APPLY_PLUGINS**
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'com.google.android.gms:play-services-auth:16+'
+**DEPS**}
+
+android {
+    ndkPath "**NDKPATH**"
+
+    compileSdkVersion **APIVERSION**
+    buildToolsVersion '**BUILDTOOLS**'
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
+    }
+
+    defaultConfig {
+        minSdkVersion **MINSDKVERSION**
+        targetSdkVersion **TARGETSDKVERSION**
+        ndk {
+            abiFilters **ABIFILTERS**
+        }
+        versionCode **VERSIONCODE**
+        versionName '**VERSIONNAME**'
+        consumerProguardFiles 'proguard-unity.txt'**USER_PROGUARD**
+    }
+
+    lintOptions {
+        abortOnError false
+    }
+
+    aaptOptions {
+        noCompress = **BUILTIN_NOCOMPRESS** + unityStreamingAssets.tokenize(', ')
+        ignoreAssetsPattern = "!.svn:!.git:!.ds_store:!*.scc:!CVS:!thumbs.db:!picasa.ini:!*~"
+    }**PACKAGING_OPTIONS**
+}
+**IL_CPP_BUILD_SETUP**
+**SOURCE_BUILD_SETUP**
+**EXTERNAL_SOURCES**

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Assets/Plugins/Android/proguard-user.txt

+### Module Progurad Rules starts ###
+
+## Default ##
+-keep class com.unity3d.plugin.* { *; }
+
+## AuthenticationModule ##
+-keep class com.google.android.gms.common.** { *; }
+                    -keep class com.google.android.gms.auth.** { *; }
+                    -keep class com.google.android.gms.tasks.** { *; }
+
+### Module Progurad Rules ends ###
+### Module Progurad Rules starts ###
+
+## Default ##
+-keep class com.unity3d.plugin.* { *; }
+
+## AuthenticationModule ##
+-keep class com.google.android.gms.common.** { *; }
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+                    -keep class com.google.android.gms.tasks.** { *; }
+
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+
+### Module Progurad Rules starts ###
+
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+-keep class com.unity3d.plugin.* { *; }
+
+## AuthenticationModule ##
+-keep class com.google.android.gms.common.** { *; }
+                    -keep class com.google.android.gms.auth.** { *; }
+                    -keep class com.google.android.gms.tasks.** { *; }
+
+### Module Progurad Rules ends ###

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Assets/Plugins/Android/settingsTemplate.gradle

+pluginManagement {
+    repositories {
+        **ARTIFACTORYREPOSITORY**
+        gradlePluginPortal()
+        google()
+        mavenCentral()
+    }
+}
+
+include ':launcher', ':unityLibrary'
+**INCLUDES**
+
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.PREFER_SETTINGS)
+    repositories {
+        **ARTIFACTORYREPOSITORY**
+        google()
+        mavenCentral()
+        flatDir {
+            dirs "${project(':unityLibrary').projectDir}/libs"
+        }
+    }
+}

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Assets/Scenes/ExampleGLTF.unity

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Packages/manifest.json

 {
   "dependencies": {
+	"com.google.ar.core.arfoundation.extensions": "https://github.com/google-ar/arcore-unity-extensions.git",	
     "com.unity.ai.navigation": "1.1.5",
     "com.unity.cloud.gltfast": "6.4.0",
     "com.unity.collab-proxy": "2.3.1",

Packages/packages-lock.json

 {
   "dependencies": {
+    "com.google.ar.core.arfoundation.extensions": {
+      "version": "https://github.com/google-ar/arcore-unity-extensions.git",
+      "depth": 0,
+      "source": "git",
+      "dependencies": {
+        "com.unity.xr.arfoundation": "4.1.5",
+        "com.unity.xr.arcore": "4.1.5",
+        "com.unity.xr.arkit": "4.1.5"
+      },
+      "hash": "09f3de423232cb087ab450f72a2ec56eedd9c465"
+    },
     "com.unity.ai.navigation": {
       "version": "1.1.5",
       "depth": 0,

unity-world-analysis-arfoundation-wra... @ 172068e0

-Subproject commit 25a53c5037e645114c9930a54c58c0e1e95d6653
+Subproject commit 172068e0fdea526713b4f01c0b95ee0efc02d5a4

ProjectSettings/ARCoreExtensionsProjectSettings.json

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ProjectSettings/GvhProjectSettings.xml

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+</projectSettings>
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