Fix Android build and update dependencies

android/build.gradle

@@ -1,14 +1,14 @@
 buildscript {
-    ext.kotlin_version = '1.6.10'
+    ext.kotlin_version = '1.9.22'
     repositories {
         google()
         mavenCentral()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.1.2'
+        classpath 'com.android.tools.build:gradle:8.5.2'
         // START: FlutterFire Configuration
-        classpath 'com.google.gms:google-services:4.3.10'
+        classpath 'com.google.gms:google-services:4.4.1'
         // END: FlutterFire Configuration
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
@@ -24,11 +24,22 @@ allprojects {
 rootProject.buildDir = '../build'
 subprojects {
     project.buildDir = "${rootProject.buildDir}/${project.name}"
+    
+    // Inject namespace into plugins that don't have it (required for AGP 8+)
+    afterEvaluate { project ->
+        if (project.hasProperty('android')) {
+            project.android {
+                if (namespace == null) {
+                    namespace project.group
+                }
+            }
+        }
+    }
 }
 subprojects {
     project.evaluationDependsOn(':app')
 }
 
-task clean(type: Delete) {
+tasks.register("clean", Delete) {
     delete rootProject.buildDir
 }