MCP Server (WhatsApp Automation Helper)

Endpoints:

• GET /health
• POST /normalize_event
• POST /ai_intent
• POST /send_whatsapp
• POST /schedule_followup

Environment (set ONLY in Coolify)

MCP_PORT, MCP_API_KEY, MODEL_NAME, GEMINI_API_KEY, REDIS_URL

Deploy on Coolify (public at https://mcp.nxtgenai.io)

• Add New → Application → Git repository → Build: Dockerfile (/, Dockerfile).
• Set Environment Variables with your secrets.
• General → Enable Proxy/Domain → mcp.nxtgenai.io → Enable SSL → Deploy.
• Check https://mcp.nxtgenai.io/health returns JSON.

Wire in n8n

Workflow Settings → Parameters:

• MCP_BASE_URL = https://mcp.nxtgenai.io
• MCP_API_KEY = (same as Coolify)
• CLIENT_ID = nxtgenai

In MCP nodes:

• URL: {{ $workflow.parameters.MCP_BASE_URL }}/normalize_event (or /ai_intent)
• Headers: Authorization: Bearer {{ $workflow.parameters.MCP_API_KEY }}, Content-Type: application/json
• Body: message_id, phone, text, client_id