Successful settings to build on Android!! Finally!

android/app/build.gradle.kts

@@ -1,22 +1,30 @@
 plugins {
     id("com.android.application")
-    id("kotlin-android")
+
+    // This will need removed in Gradle/AGP 9.
+    id("org.jetbrains.kotlin.android") // id("kotlin-android")
+
     // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
     id("dev.flutter.flutter-gradle-plugin")
 }
 
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+
 android {
     namespace = "com.hyperling.sunset_alarm"
     compileSdk = flutter.compileSdkVersion
     ndkVersion = flutter.ndkVersion
 
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
-        targetCompatibility = JavaVersion.VERSION_11
+        targetCompatibility = JavaVersion.VERSION_17
+        sourceCompatibility = JavaVersion.VERSION_17
     }
 
-    kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_11.toString()
+    // This will need removed in Gradle/AGP 9.
+    kotlin {
+        compilerOptions {
+            jvmTarget.set(JvmTarget.JVM_17)
+        }
     }
 
     defaultConfig {