Auto-document and backup workflows with GPT-4 and Airtable

Quick overview Automatically backs up every new version of your n8n workflows to Airtable on a schedule, then uses AI to generate a plain-English summary of each workflow and a one-sentence changelog of what changed since the last snapshot. How it works A Schedule Trigger runs the workflow at the frequency you set (for example, daily), starting with the Get all n8n workflows node, which fetches every workflow from your n8n instance via the n8n API. In parallel, Search all existing snapshots reads all previously stored version IDs from the Snapshots table in Airtable, and Match snapshot IDs (Merge, keepNonMatches) compares them against the current version ID of each workflow to isolate only t

Help me set up the n8n workflow "Auto-document and backup workflows with GPT-4 and Airtable" (https://n8n.io/workflows/7799). It uses: Airtable, HTTP Request, Code, Basic LLM Chain, OpenAI Chat Model. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.