🤖 Build an Interactive AI Agent with Chat Interface and Multiple Tools

How it works This template is a complete, hands-on tutorial that lets you build and interact with your very first AI Agent. Think of an AI Agent as a standard AI chatbot with superpowers. The agent doesn't just talk; it can use tools to perform actions and find information in real-time. This workflow is designed to show you exactly how that works. The Chat Interface (Chat Trigger): This is your window to the agent. It's a fully styled, public-facing chat window where you can have a conversation. The Brain (AI Agent Node): This is the core of the operation. It takes your message, understands your intent, and intelligently decides which "superpower" (or tool) it needs to use to answer your req

Help me set up the n8n workflow "🤖 Build an Interactive AI Agent with Chat Interface and Multiple Tools" (https://n8n.io/workflows/5819). It uses: AI Agent, OpenAI Chat Model, Simple Memory, Code Tool, Wikipedia, Google Gemini Chat Model. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.