Track changes of product prices

This workflow automatically tracks changes on specific websites, typically in e-commerce where you want to get information about price changes. Prerequisites Basic knowledge of HTML and JavaScript Nodes Execute Command nodes create a file named kopacky.json in the /data/ folder (Make sure that n8n has the permissions to make changes to the folder in your setup) and clean data. Cron node triggers the workflow at regular intervals (default is 15 minutes), depending on how often you want to crawl URLs of your watchers. Function Item node (Change me) adds the URL watchers. You can put as many URLs (watchers) as you want by changing the JavaScript code in the node. There are four properties for e

Help me set up the n8n workflow "Track changes of product prices" (https://n8n.io/workflows/837). It uses: Send Email, HTTP Request. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.