Use kotlin

app/build.gradle

@@ -2,6 +2,8 @@ import java.nio.file.Paths
 
 plugins {
     id 'com.android.application'
+    id 'org.jetbrains.kotlin.android'
+    id 'kotlin-kapt'
 }
 
 android {
@@ -46,6 +48,10 @@ android {
         targetCompatibility JavaVersion.VERSION_11
     }
 
+    kotlinOptions {
+        jvmTarget = '11'
+    }
+
     lint {
         abortOnError true
         checkReleaseBuilds false

build.gradle

@@ -1,5 +1,6 @@
 plugins {
     id 'com.android.application' version '7.2.0' apply false
+    id 'org.jetbrains.kotlin.android' version '1.6.21' apply false
 }
 
 task clean(type: Delete) {