- Disable branch selection in sale form when creating from client context
- Pass client ID to create pages via URL parameter
- Update breadcrumbs to reflect client navigation path
- Simplify relation managers by reusing resource tables and adding custom create actions
- Move create/edit logic from relation managers to dedicated resource pages
- Add transaction handling with proper rollback in sale create/update
- Fix expense transaction creation by using correct array access
- Set default client from query parameter in sale/expense forms
- Exclude 'type' field from balance creation to prevent errors
