Phone OTP -2

build.gradle(App Level)

dependencies {
   implementation fileTree(dir: 'libs', include: ['*.jar'])
   implementation 'androidx.appcompat:appcompat:1.1.0'   

  implementation 'androidx.constraintlayout:constraintlayout:1.1.3'

   implementation 'com.google.firebase:firebase-auth:19.3.0'

   implementation 'com.google.firebase:firebase-firestore:21.4.1'

   implementation 'com.google.firebase:firebase-storage:19.1.1'

   implementation 'com.google.firebase:firebase-database:19.2.1'
   implementation 'com.google.android.material:material:1.1.0' 

  implementation 'androidx.annotation:annotation:1.1.0'

   implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'

   testImplementation 'junit:junit:4.13'

   androidTestImplementation 'androidx.test.ext:junit:1.1.1'

   androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'

   implementation 'com.github.joielechong:countrycodepicker:2.4.1' 

   def multidex_version = "2.0.1"   implementation 'com.android.support:multidex:1.0.3'

   implementation 'com.mikhaellopez:circularimageview:4.1.1'

   implementation 'com.android.volley:volley:1.1.1'

   implementation 'com.squareup.picasso:picasso:2.71828'

}