firebaseSetupRealtimeDatabase.kt

buildscript {
   ///.....
    repositories {
        // Make sure that you have the following two repositories
        google()  // Google's Maven repository
        mavenCentral()  // Maven Central repository
    }
    
    dependencies {
        // Add the dependency for the Google services Gradle plugin
        classpath 'com.google.gms:google-services:4.3.15'
    }
    
}