RAG-based Document Q&A using Google Drive

## Set up steps

1. Google Cloud Project and Vertex AI API:
* Create a Google Cloud project.
* Enable the Vertex AI API for your project.
2. Google AI API Key:
* Obtain a Google AI API key from Google AI Studio.
3. Pinecone Account:
* Create a free account on the Pinecone website.
Obtain your API key from your Pinecone dashboard.
* Create an index named company-files in your Pinecone project.
4. Google Drive:
* Create a dedicated folder in your Google Drive where company documents will be stored.
5. Credentials in n8n: Configure credentials in your n8n environment for:
* Google Drive OAuth2
* Google Gemini(PaLM) Api (using your Google AI API key)
* Pinecone API (using your Pinecone API key)
5. Import the Workflow:
* Import this workflow into your n8n instance.
6. Configure the Workflow:
* Update both Google Drive Trigger nodes to watch the specific folder you created in your Google Drive.
* Configure the Pinecone Vector Store nodes to use your company-files index.