env variables refactoring

src/App/Users/Rules/ReCaptchaRules.php

@@ -20,7 +20,7 @@ class ReCaptchaRules implements Rule
             'https://www.google.com/recaptcha/api/siteverify',
             [
                 'form_params' => [
-                    'secret'   => env('RECAPTCHA_CLIENT_SECRET', false),
+                    'secret'   => config('services.recaptcha.client_secret'),
                     'remoteip' => request()->getClientIp(),
                     'response' => $value,
                 ],

src/Support/helpers.php

@@ -245,7 +245,7 @@ if (! function_exists('get_storage')) {
      */
     function get_storage()
     {
-        return env('FILESYSTEM_DISK');
+        return config('filesystems.default');
     }
 }