CLOUDFLARE WORKERS SETUP
1. Create a Worker.
2. Add OPENAI_API_KEY as a secret in the Worker settings (or with wrangler secret put OPENAI_API_KEY).
3. Replace the Worker code with worker.js.
4. Deploy.
5. Copy the Worker URL.
6. Paste the Worker URL into the Rebrand My PLR Embed Builder and click Test AI Connection.

Do not put the API key into HTML, JavaScript, or the iframe.
