RFIDtools/build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    repositories {
        jcenter()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.6.3'
        classpath('com.github.dcendents:android-maven-gradle-plugin:1.5')
    }
}

allprojects {
    repositories {
        jcenter()
        google()
        maven { url 'https://jitpack.io' }
    }
}