- Added 'Discharge' button in sidebar under In-Patient & Nursing Care section
- Created search_patient() and search_patient_ajax() controller methods
- Implemented AJAX-based patient search by IPD Code, UHID, Name, or Mobile
- Added ipd_discharge/search_patient.php view with dynamic results table
- Search results show patient details, bed info, doctor assignments, and discharge status
- Added 'Create Discharge' and 'Print Discharge' action buttons for each patient
- Integrated DataTables for sorting and pagination
- Fixed database column names (patient_master.gender, age, age_in_month)
- Added routes for search page and AJAX endpoint
