AI-Generated Summary Block for WordPress Posts

What is this workflow? This n8n template automates the process of adding an AI-generated summary at the top of your WordPress posts. It retrieves, processes, and updates your posts dynamically, ensuring efficiency and flexibility without relying on a heavy WordPress plugin. Example of AI Summary Section How It Works Triggers → Runs on a scheduled interval or via a webhook when a new post is published. Retrieves posts → Fetches content from WordPress and converts HTML to Markdown for AI processing. AI Summary Generation → Uses OpenAI to create a concise summary. Post Update → Inserts the summary at the top of the post while keeping the original excerpt intact. Data Logging & Notifications → S

Help me set up the n8n workflow "AI-Generated Summary Block for WordPress Posts" (https://n8n.io/workflows/2822). It uses: Google Sheets, HTTP Request, Slack, Wordpress, OpenAI Chat Model, OpenAI, Text Classifier. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.