- Move `items` field (`JSONEditor` for endpoint type, `Form.TagInput` otherwise) into the first “Basic Information” card
- Remove the second “Content Configuration” card and its header; consolidate to a single-card layout
- Preserve form initialization, validation, and submit logic; API payload structure remains unchanged
- Improves clarity and reduces visual clutter without altering behavior
- Lint passes
Affected file:
- `web/src/components/table/models/modals/EditPrefillGroupModal.jsx`
No breaking changes.