Added the firebase package

bootstrap/app.php

@@ -23,9 +23,8 @@ $app = new Laravel\Lumen\Application(
     dirname(__DIR__)
 );
 
-// $app->withFacades();
+$app->withFacades();
-
+$app->withEloquent();
-// $app->withEloquent();
 
 /*
 |--------------------------------------------------------------------------
@@ -94,6 +93,7 @@ $app->configure('app');
 // $app->register(App\Providers\AppServiceProvider::class);
 // $app->register(App\Providers\AuthServiceProvider::class);
 // $app->register(App\Providers\EventServiceProvider::class);
+$app->register(Kreait\Laravel\Firebase\ServiceProvider::class);
 
 /*
 |--------------------------------------------------------------------------

composer.json

@@ -6,6 +6,7 @@
     "type": "project",
     "require": {
         "php": "^7.2.5",
+        "kreait/laravel-firebase": "^2.4",
         "laravel/lumen-framework": "^7.0"
     },
     "require-dev": {

config/firebase.php

@@ -0,0 +1,143 @@
+<?php
+
+return [
+    /**
+     * ------------------------------------------------------------------------
+     * Credentials / Service Account
+     * ------------------------------------------------------------------------
+     *
+     * In order to access a Firebase project and its related services using a
+     * server SDK, requests must be authenticated. For server-to-server
+     * communication this is done with a Service Account.
+     *
+     * If you don't already have generated a Service Account, you can do so by
+     * following the instructions from the official documentation pages at
+     *
+     * https://firebase.google.com/docs/admin/setup#initialize_the_sdk
+     *
+     * Once you have downloaded the Service Account JSON file, you can use it
+     * to configure the package.
+     *
+     * If you don't provide credentials, the Firebase Admin SDK will try to
+     * autodiscover them
+     *
+     * - by checking the environment variable FIREBASE_CREDENTIALS
+     * - by checking the environment variable GOOGLE_APPLICATION_CREDENTIALS
+     * - by trying to find Google's well known file
+     * - by checking if the application is running on GCE/GCP
+     *
+     * If no credentials file can be found, an exception will be thrown the
+     * first time you try to access a component of the Firebase Admin SDK.
+     *
+     */
+    'credentials' => [
+        'file' => env('FIREBASE_CREDENTIALS'),
+
+        /**
+         * If you want to prevent the auto discovery of credentials, set the
+         * following parameter to false. If you disable it, you must
+         * provide a credentials file.
+         */
+        'auto_discovery' => true,
+    ],
+
+    /**
+     * ------------------------------------------------------------------------
+     * Firebase Realtime Database
+     * ------------------------------------------------------------------------
+     */
+
+    'database' => [
+
+        /**
+         * In most of the cases the project ID defined in the credentials file
+         * determines the URL of your project's Realtime Database. If the
+         * connection to the Realtime Database fails, you can override
+         * its URL with the value you see at
+         *
+         * https://console.firebase.google.com/u/1/project/_/database
+         *
+         * Please make sure that you use a full URL like, for example,
+         * https://my-project-id.firebaseio.com
+         */
+        'url' => env('FIREBASE_DATABASE_URL'),
+
+    ],
+
+    'dynamic_links' => [
+
+        /**
+         * Dynamic links can be built with any URL prefix registered on
+         *
+         * https://console.firebase.google.com/u/1/project/_/durablelinks/links/
+         *
+         * You can define one of those domains as the default for new Dynamic
+         * Links created within your project.
+         *
+         * The value must be a valid domain, for example,
+         * https://example.page.link
+         */
+        'default_domain' => env('FIREBASE_DYNAMIC_LINKS_DEFAULT_DOMAIN')
+    ],
+
+    /**
+     * ------------------------------------------------------------------------
+     * Firebase Cloud Storage
+     * ------------------------------------------------------------------------
+     */
+
+    'storage' => [
+
+        /**
+         * Your project's default storage bucket usually uses the project ID
+         * as its name. If you have multiple storage buckets and want to
+         * use another one as the default for your application, you can
+         * override it here.
+         */
+
+        'default_bucket' => env('FIREBASE_STORAGE_DEFAULT_BUCKET'),
+
+    ],
+
+    /**
+     * ------------------------------------------------------------------------
+     * Caching
+     * ------------------------------------------------------------------------
+     *
+     * The Firebase Admin SDK can cache some data returned from the Firebase
+     * API, for example Google's public keys used to verify ID tokens.
+     *
+     */
+
+    'cache_store' => env('FIREBASE_CACHE_STORE', 'file'),
+
+    /**
+     * ------------------------------------------------------------------------
+     * Logging
+     * ------------------------------------------------------------------------
+     *
+     * Enable logging of HTTP interaction for insights and/or debugging.
+     *
+     * Log channels are defined in config/logging.php
+     *
+     * Successful HTTP messages are logged with the log level 'info'.
+     * Failed HTTP messages are logged with the the log level 'notice'.
+     *
+     * Note: Using the same channel for simple and debug logs will result in
+     * two entries per request and response.
+     */
+
+    'logging' => [
+        'http_log_channel' => env('FIREBASE_HTTP_LOG_CHANNEL', null),
+        'http_debug_log_channel' => env('FIREBASE_HTTP_DEBUG_LOG_CHANNEL', null),
+    ],
+
+    /**
+     * ------------------------------------------------------------------------
+     * Debug (deprecated)
+     * ------------------------------------------------------------------------
+     *
+     * Enable debugging of HTTP requests made directly from the SDK.
+     */
+    'debug' => env('FIREBASE_ENABLE_DEBUG', false),
+];