The title is very good, clearly conveying the template's purpose while mentioning key technologies

How it works Collects articles from your preferred RSS feeds. Rates and tags each article using an AI model (e.g., QWEN 14B-s4), filtering for relevance and quality. Summarizes high-rated articles with a language model (e.g., Gemma3 4B) for quick, digestible reading. Checks for duplicates to avoid sending the same article twice. Formats and sends the top articles as an HTML newsletter via Gmail, using OAuth2 authentication. Stores records in a Postgres database, tracking which articles have been sent and their ratings. Requirements Postgres Account AI Models (if you work localy use Ollama) In the cloud you have to change Ollama node to your prefered Model Node RSS Feed of your desire Google

Help me set up the n8n workflow "The title is very good, clearly conveying the template's purpose while mentioning key technologies" (https://n8n.io/workflows/5400). It uses: Postgres, Gmail, Code, Basic LLM Chain, Ollama Chat Model. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.