Ajuste general y cambio de paquete

build.gradle

@@ -1,6 +1,9 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
+    ext {
+        agp_version = '8.9.0'
+    }
     repositories {
         jcenter()
         maven {
@@ -9,8 +12,8 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.1'
-        classpath 'com.google.gms:google-services:3.1.0'
+        classpath "com.android.tools.build:gradle:$agp_version"
+        classpath 'com.google.gms:google-services:4.3.10'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files