📄️ How to receive form submission webhooks
Register a form.submission webhook, secure it with a secret custom header, validate it server-side, test delivery, and handle queued retries safely.
📄️ How to manage files with Documents Manager
Upload direct to S3 with signed URLs, organise files with tag-tree folders, build smart views, use trash and purge, and reuse assets through pickers.
📄️ How to set up Business Units
Segregate data inside one Marketing Tenant: create Business Units, grant memberships, switch the Active Business Unit, and share via Core Slices not overrides.
📄️ How to preview Pages
Wire live preview through your real renderer, set the Preview Domain, and share tokenised snapshot links so reviewers see drafts exactly as published.
📄️ How to add custom items to the sidebar
Learn how to mount custom React components inline in the Stack9 sidebar using the custom node type, with a File Manager reference implementation.