Convert Supabase support FAQs to audio with Google Cloud TTS and Webflow
Needs changesNeeds changes. This template uses 1 thing(s) that n8n 3.0 removes: Item Lists (legacy). 1 breaking item(s) found. Static check, last run 2026-10-19.
What to replace before upgrading
| Removed in 3.0 | Replace with |
|---|---|
| Item Lists (legacy) Item Lists — Deduplicate by FAQ ID, Item Lists — Sort by Category then ID | Split Out, Aggregate, Sort, Limit, Remove Duplicates or Summarize (match the operation used) |
Nodes used (6)
- Webhook
n8n-nodes-base.webhook - HTTP Request
n8n-nodes-base.httpRequest - Code
n8n-nodes-base.code - Item Lists
n8n-nodes-base.itemLists - Loop Over Items (Split in Batches)
n8n-nodes-base.splitInBatches - Respond to Webhook
n8n-nodes-base.respondToWebhook
What it does
Enhance your support documentation with an audio-first experience. This workflow converts Supabase FAQ entries into high-quality audio using Google Cloud TTS, hosts them via a CDN, and embeds them into your Webflow support pages. --- 🎯 What This Workflow Does This template transforms static FAQ content into a professional audio library through a multi-stage process. --- 🔔 Step 1 — Webhook Intake & Intelligent Fetch - Webhook Trigger: Processes specific FAQ IDs or categories on demand - Supabase Query: Fetches unprocessed or requested FAQ records --- 📋 Step 2 — Data Enrichment & SSML Preparation - Deduplication: Ensures each FAQ is processed only once - SSML Formatting: Adds pauses and emphasis for natural speech delivery --- 🗣️ Step 3 — Google Cloud TTS & Hosting - Audio Generation: Converts text to MP3 using Google Cloud TTS (WaveNet) - CDN Hosting: Uploads audio via UploadToURL to generate a public URL --- 🌐 Step 4 — CMS Update & Database Write-Back - Webflow Update: Inserts audio URL into FAQ pages for playback - Supabase Update: Marks records as published with timestamps --- 💼 Step 5 — Reporting & Confirmations - Microsoft Teams Alert: Sends summary with audio links - Webhook Response: Returns JSON confirmation to trigger source --- ✨ Key Features - Accessibility First: Enables audio-based support consumption - SSML Intelligence: Improves clarity with structured speech formatting - Rate-Limit Safe: Processes items sequentially to avoid API limits - Reliable Hosting: UploadToURL ensures stable public audio URLs --- 🔧 Setup Requirements Required Integrations - Supabase: FAQ table - Google Cloud TTS: API enabled - Webflow: CMS API access - UploadToURL: CDN hosting - Microsoft Teams: Webhook URL --- Upgrade your support experience. Import this template to turn your FAQ library into a voice-enabled support center.