Get Complete Budget Form

Gets ALL data needed for the budget form in ONE request.

This endpoint combines:

1. Client contact data from HubSpot (by email)
2. Commercial agent data (from user or comercial_id param for admin)
3. All catalogs:
   • Panels (active)
   • Micro investors (active)
   • Promotions (active)
   • Extras (active)
   • Provinces (all with production data)
   • Structures (active)
   • Payment methods (all)
   • Discount backups (all)
4. Financing entities (unique, from active coefficients only)
5. Available financing months (unique, from active coefficients only)

Protected Endpoint: Requires JWT authentication and 'ui_comercial' or 'admin' role

Args: email: Client email to search in HubSpot comercial_id: Commercial ID to impersonate (only for admin) current_user: Current authenticated user db: Database session

Returns: CompleteBudgetFormResponse: Complete form data with client, commercial, and all catalogs

Raises: ErrValidation: If comercial_id cannot be determined ErrNotFound: If commercial or client not found ErrHubSpot: If error fetching client from HubSpot