refactor: Migrate google_mlkit_commons from Java to Kotlin (#842)

Author: bensonarafat

packages/example/pubspec.lock

@@ -470,10 +470,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
+      sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394"
       url: "https://pub.dev"
     source: hosted
-    version: "1.16.0"
+    version: "1.17.0"
   mime:
     dependency: transitive
     description:
@@ -611,10 +611,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "522f00f556e73044315fa4585ec3270f1808a4b186c936e612cab0b565ff1e00"
+      sha256: ab2726c1a94d3176a45960b6234466ec367179b87dd74f1611adb1f3b5fb9d55
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.6"
+    version: "0.7.7"
   typed_data:
     dependency: transitive
     description:

packages/google_mlkit_commons/android/build.gradle

@@ -2,13 +2,15 @@ group = "com.google_mlkit_commons"
 version = "1.0"
 
 buildscript {
+ ext.kotlin_version = "2.2.20"
     repositories {
         google()
         mavenCentral()
     }
 
     dependencies {
         classpath("com.android.tools.build:gradle:8.13.0")
+        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:2.2.0")
     }
 }
 
@@ -20,6 +22,7 @@ rootProject.allprojects {
 }
 
 apply plugin: "com.android.library"
+apply plugin: "kotlin-android"
 
 android {
     namespace = "com.google_mlkit_commons"
@@ -30,6 +33,14 @@ android {
         sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = JavaVersion.VERSION_11
     }
+    
+    kotlinOptions {
+        jvmTarget = '11'
+    }
+
+    sourceSets {
+        main.java.srcDirs += "src/main/kotlin"
+    }
 
     defaultConfig {
         minSdk = 21

packages/google_mlkit_commons/android/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,7 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0-milestone-1-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists