Separate moderation case status from decisions

tests/unit/ui-moderation.test.ts

@@ -95,14 +95,14 @@ it('presents case decisions and ownership changes as readable history while pres
             'case.updated'
         )
     ).toBe(
-        'Title: Report → Appeal review\nAssigned to: Unassigned → Moderator\nStatus: Open → In review\nReviewing additional evidence'
+        'Title: Report → Appeal review\nAssigned to: Unassigned → Moderator\nStatus: Open → In progress\nReviewing additional evidence'
     );
     expect(
         moderationEventDetail(
             JSON.stringify({ from: 'appeal_denied', reason: 'New evidence' }),
             'case.reopened'
         )
-    ).toBe('Previous outcome: Appeal denied\nNew evidence');
+    ).toBe('Previous status: Appeal denied\nNew evidence');
     expect(moderationEventDetail('Decision with {unusual text}', 'case.resolved')).toBe(
         'Decision with {unusual text}'
     );
@@ -110,3 +110,14 @@ it('presents case decisions and ownership changes as readable history while pres
         moderationEventDetail(JSON.stringify({ count: 2, matchId: 42 }), 'case.evidence_attached')
     ).toBe('2 archived chat entries attached from match #42.');
 });
+
+it('explains migrated status without hiding the historical decision', () => {
+    expect(
+        moderationEventDetail(
+            JSON.stringify({ from: 'warning_issued', to: 'closed' }),
+            'case.status_migrated'
+        )
+    ).toBe(
+        'Previous status: Warning issued → Closed. Earlier decisions and actions are preserved.'
+    );
+});