updated docs

Author: SlimGee

README.md

@@ -90,6 +90,12 @@ $result->getExtension(); // Get the extension of the uploaded file
 $result->getWidth(); // Get the width of the uploaded file
 $result->getHeight(); // Get the height of the uploaded file
 $result->getTimeUploaded(); // Get the time the file was uploaded
+
+/**
+ * You can also retrieve a url if you have a public id
+ */
+
+$url = Storage::disk('cloudinary')->url($publicId);
 ```
 
 **Attach Files** to Laravel **Eloquent Models**: