Organise an Event using Slack, Google Calendar and AI

This n8n workflow takes Slack conversations and turns them into Calendar events complete with accurate date and times and location information. Adding and removing attendees are also managed automatically. How it works Workflow monitors a Slack channel for invite messages with a "📅" reaction and sends this to the AI agent. AI agent parses the message determining the time, date and location. Using its Location tool, the AI agent searches for the precise location address from Google Maps. Using its Calendar tool, the AI agent creates a Google Calendar invite with the title, description and location address for the user. Back in the Slack channel, others can RSVP to the invite by reacting with

Help me set up the n8n workflow "Organise an Event using Slack, Google Calendar and AI" (https://n8n.io/workflows/2326). It uses: Slack, Google Calendar, Code, AI Agent, OpenAI Chat Model, Structured Output Parser, SerpApi (Google Search), Wikipedia. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.