- IPD Billing: replace ambiguous 'In Package' switch with explicit 'Include in IPD Bill (Normal)' / 'In Package (Covered)' dropdown selector in Medical Bills and Package tabs
- IPD Billing: return recalculated summary metrics from credit-type endpoint and update dashboard cards in real-time
- Pharmacy: classify IPD bills using ipd_credit_type instead of group_invoice_id to correctly show Package: No for credit bills and add to Total Credit
- Pharmacy Billing: default item quantity to blank instead of 0 to allow direct typing without backspacing, with validation against 0/empty submissions
- Pharmacy Invoice: add outside doctor/consulting doctor selection and auto-save via AJAX
