How to Build a Self-Hosted WhatsApp Bot with n8n and WAHA
SMRTR summary
Build a self-hosted WhatsApp bot using WAHA and n8n — both running in Docker — without Meta's per-conversation fees or template approval delays. The tutorial walks through launching the gateway, linking a WhatsApp account via QR code, wiring webhook events into n8n workflows, building a keyword-based auto-reply, sending proactive booking confirmations, and hardening the stack for production with HTTPS, rate limiting, and session monitoring.
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