minor

packages/cache/src/cache.ts

@@ -43,6 +43,16 @@ function checkKey(key: string): void {
   }
 }
 
+/**
+ * isFeatureAvailable to check the presence of Actions cache service
+ *
+ * @returns boolean return true if Actions cache service feature is available, otherwise false
+ */
+
+ export function isFeatureAvailable(): boolean {
+  return !!process.env['ACTIONS_CACHE_URL']
+}
+
 /**
  * Restores cache from keys
  *