2. 01-core: n8n, Postgres and a locked-down runner

3. 03-backups: nightly backups you have restored

4. 02-https: public webhooks over HTTPS

5. 06-monitoring: know before your client does

6. 05-queue: workers for more load

7. 04-ollama: a local LLM n8n can call

8. production: everything, for a client