Replace hasRoles calls with hasPermission in all server actions and page
components. Update qualification checks (logistics, intelligence) to use
permission-based checks instead of role name matching. Update staff lookup
in tickets/staff.ts to query roles collection. Use enlistmentDate field
on profile page instead of createdAt.
- Fetch current user's leadOrActual preference in roster page via payload.auth()
- Add RosterDisplayContext to avoid prop drilling through org chart components
- MemberCard shows 'Lead' or 'Actual' based on user preference
- Add preference radio buttons to PreferencesForm under Display section
- Update updatePreferences server action to save leadOrActual
- Add TODO for restyling radio buttons later
