> Note: You must use the `cache` action in your workflow before you need to use the files that might be restored from the cache. If the provided `key` doesn't match an existing cache, a new cache is automatically created if the job completes successfully.
> Note: You must use the `cache` action in your workflow before you need to use the files that might be restored from the cache. If the provided `key`matches an existing cache, a new cache is not created and if the provided `key`doesn't match an existing cache, a new cache is automatically created provided the job completes successfully.