- Rename saleline_set to catalogsaleline_set in catalog purchase payload
- Fix swapped createPurchase/createCatalogPurchase method calls in Api class
- Format http.js (indentation, quotes, trailing commas)
Replace redirect to /comprar with a 2-step modal flow (cart confirmation
+ personal data) on the catalog page. Add createCatalogPurchase API
endpoint for catalog sales.