fix(deps): update core-ktx to 1.19.0, hilt to 2.57.2, and clean up Multilayer snippet

Author: dkhawk

build.gradle.kts

@@ -27,8 +27,8 @@ plugins {
 allprojects {
     configurations.all {
         resolutionStrategy {
-            force("androidx.core:core:1.18.0")
-            force("androidx.core:core-ktx:1.18.0")
+            force("androidx.core:core:1.19.0")
+            force("androidx.core:core-ktx:1.19.0")
         }
     }
 }

gradle/libs.versions.toml

@@ -12,7 +12,7 @@ javaVersion = "17"
 kotlin = "2.3.10"
 kotlinxCoroutinesTest = "1.10.2"
 kotlinxDatetime = "0.8.0"
-ksp = "2.2.20-2.0.4"
+ksp = "2.3.10"
 
 # AndroidX Core & Jetpack
 activity = "1.13.0"
@@ -21,7 +21,7 @@ androidxJunit = "1.3.0" # Test ext
 appcompat = "1.7.1"
 cardview = "1.0.0"
 constraintlayout = "2.2.1"
-coreKtx = "1.18.0"
+coreKtx = "1.19.0"
 lifecycle = "2.10.0"
 multidex = "2.0.1"
 navigation = "2.9.8"
@@ -48,8 +48,8 @@ wear = "1.4.0"
 wearable = "2.9.0"
 
 # Dependency Injection
-dagger = "2.57.1"
-hilt = "2.57.1"
+dagger = "2.57.2"
+hilt = "2.57.2"
 
 # Testing
 espresso = "3.7.0"

snippets/app-utils-ktx/src/main/java/com/example/app_utils_ktx/Multilayer.kt

@@ -35,26 +35,26 @@ import org.xmlpull.v1.XmlPullParserException
 import java.io.IOException
 
 internal class Multilayer {
-    private val map: GoogleMap? = null
-    private val context: Context? = null
+    private lateinit var map: GoogleMap
+    private lateinit var context: Context
 
     @Suppress("IndexOutOfBoundsException")
     @Throws(IOException::class, JSONException::class, XmlPullParserException::class)
     private fun init() {
         // [START maps_android_utils_multilayer_init]
         val markerManager = MarkerManager(map)
-        val groundOverlayManager = GroundOverlayManager(map!!)
+        val groundOverlayManager = GroundOverlayManager(map)
         val polygonManager = PolygonManager(map)
         val polylineManager = PolylineManager(map)
         // [END maps_android_utils_multilayer_init]
 
         // [START maps_android_utils_multilayer_manager]
         val clusterManager =
-            ClusterManager<MyItem>(context!!, map, markerManager)
+            ClusterManager<MyItem>(context, map, markerManager)
         val geoJsonLineLayer = GeoJsonLayer(
             map,
             R.raw.geojson_file,
-            context!!,
+            context,
             markerManager,
             polygonManager,
             polylineManager,
@@ -63,7 +63,7 @@ internal class Multilayer {
         val kmlPolylineLayer = KmlLayer(
             map,
             R.raw.kml_file,
-            context!!,
+            context,
             markerManager,
             polygonManager,
             polylineManager,