Added new Money provider

app/common/Define/Money/Provider.php

@@ -13,4 +13,5 @@ interface Provider
      * @throws EmptyResponse
      */
     public function get(string $money_symbol, ?DateTimeInterface $dateTime = null): float;
+    public function supported(string $money_symbol): bool;
 }

app/common/Ideal/Money/Provider.php

@@ -0,0 +1,13 @@
+<?php
+namespace Incoviba\Common\Ideal\Money;
+
+use Incoviba\Common\Define;
+
+abstract class Provider implements Define\Money\Provider
+{
+    protected array $supportedMap = [];
+    public function supported(string $money_symbol): bool
+    {
+        return in_array(strtolower($money_symbol), array_keys($this->supportedMap), true);
+    }
+}