app-schoolnews/build.json

{
    "android": {
        "debug": {
            "keystore": "./android.keystore",
            "storePassword": "android",
            "alias": "mykey1",
            "password" : "password",
            "keystoreType": "",
            "packageType": "apk"
        },
        "release": {
            "keystore": "./android.keystore",
            "storePassword": "",
            "alias": "mykey2",
            "password" : "password",
            "keystoreType": "",
            "packageType": "bundle"
        }
    }
}