fix: harden admin employee views against malformed data

tests/test_admin_data.py

@@ -94,6 +94,26 @@ def test_employee_detail_payload_normalizes_human_readable_sections(db_session):
     assert payload["sections"][3]["paragraphs"] == ["Fallback text"]
 
 
+def test_employee_payloads_tolerate_malformed_current_data(db_session):
+    employee = Employee(
+        profile_key="staff:broken",
+        canonical_url="https://www.hse.ru/staff/broken",
+        full_name="Broken Data",
+        status="active",
+        first_seen_at=datetime.now(timezone.utc),
+        last_seen_at=datetime.now(timezone.utc),
+        current_data="not-a-dict",
+    )
+
+    display = employee_display_payload(employee)
+    detail = employee_detail_payload(employee)
+
+    assert display["positions"] == []
+    assert display["email_text"] == ""
+    assert detail["contacts"]["emails"] == []
+    assert detail["sections"] == []
+
+
 def test_list_employees_page_filters_sorts_and_paginates(db_session):
     db_session.add(
         Employee(