Optimize & Update Printify Title and Description Workflow

Printify Automation - Update Title and Description Workflow This n8n workflow automates the process of retrieving products from Printify, generating optimized product titles and descriptions, and updating them back to the platform. It leverages OpenAI for content generation and integrates with Google Sheets for tracking and managing updates. Features Integration with Printify: Fetch shops and products through Printify's API. AI-Powered Optimization: Generate engaging product titles and descriptions using OpenAI's GPT model. Google Sheets Tracking: Log and manage updates in Google Sheets. Custom Brand Guidelines: Ensure consistent tone by incorporating brand-specific instructions. Loop Proces

Help me set up the n8n workflow "Optimize & Update Printify Title and Description Workflow" (https://n8n.io/workflows/2583). It uses: Google Sheets, HTTP Request, Code, Calculator, Wikipedia, OpenAI. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.