Visits

• Full CRUD operations with paginated, sortable list
• Date + time picker for appointment scheduling
• Document upload: files stored in documents/ directory on the server
• Body region tagging: auto-suggest from doctor specialty (e.g., Кардіолог → chest)
• Filtering: date range, clinic, city, procedure, position — all persisted in URL query params
• Price tracking: optional expense per visit
• External links: attach URLs to visits

Treatments

• CRUD with computed status based on date_start + days:
  • Active if end date > now (in Kyiv timezone)
  • Completed if end date <= now
• Body region tagging
• Filter by status (active / completed)
• Receipt/prescription field
• Duration constraint: minimum 1 day

Lab Results

• Create lab results with multiple biomarker entries per result
• Each entry: biomarker name, value, unit, reference min/max