📈 Setup firebase crash handler

android/app/build.gradle.kts

@@ -5,6 +5,7 @@ plugins {
     id("com.android.application")
     // START: FlutterFire Configuration
     id("com.google.gms.google-services")
+    id("com.google.firebase.crashlytics")
     // END: FlutterFire Configuration
     id("kotlin-android")
     // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.