Link to Node.js example script

Author: simonhammes

file_operations.yaml

@@ -153,6 +153,8 @@ paths:
         > 1. [Generate an upload link](/reference/getuploadlink).
         > 2. Upload the file to the base as an attachment. (this article)
         > 3. [Update a row](/reference/updaterow) and attach the file/the image to a file or image column. 
+        >
+        > The [SeaTable Developer Manual](https://developer.seatable.com/clients/javascript/examples/file-upload/) includes a Node.js script that showcases the necessary API calls.
 
         > 📘 Different variable names
         > 

intro/introduction.md

@@ -202,6 +202,8 @@ Next you have all the information to [update a row](https://api.seatable.com/ref
 
 ### Upload a file to a file column
 
+Note: The [SeaTable Developer Manual](https://developer.seatable.com/clients/javascript/examples/file-upload/) includes a Node.js script that showcases the necessary API calls.
+
 #### Step 0: Prerequisites
 
 I assume that you already have a base with a table in which a file column exists. In addition I assume that you know how to generate a [Base-Token](https://api.seatable.com/reference/getbasetokenwithapitoken) from an API-Token. If not, check out the first example.