Fix: Offboarding-Checkliste nach Abteilung filtern, Rollen-Filterung pro Team

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/src/models/OffboardingProtocol.js

@@ -38,9 +38,14 @@ class OffboardingProtocol {
                 e.first_name as employee_first_name,
                 e.last_name as employee_last_name,
                 e.email as employee_email,
+                e.department as employee_department,
                 r.name as employee_role_name,
                 cu.username as created_by_username,
-                uu.username as updated_by_username
+                uu.username as updated_by_username,
+                (SELECT d.id FROM onboarding_departments d
+                 WHERE LOWER(d.name) LIKE LOWER('%' || COALESCE(e.department,'') || '%')
+                   AND COALESCE(e.department,'') != ''
+                 ORDER BY d.id LIMIT 1) as employee_department_id
             FROM offboarding_protocols op
             INNER JOIN users e ON op.employee_user_id = e.id
             INNER JOIN roles r ON e.role_id = r.id