Fix account cooldown stats contract

tests/web/stats-route.test.ts

@@ -25,7 +25,7 @@ describe('stats route account status', () => {
     const account = (
       accountId: string,
       redditUsername: string,
-      cooldown: { until: number; reason: string; redditCode: string | null } | null,
+      cooldown: { until: number; reason: string; redditCode: string | null; setAt: number } | null,
     ) => ({
       session: { accountId, redditUsername },
       resources: {
@@ -50,6 +50,7 @@ describe('stats route account status', () => {
       until: now + 600_000,
       reason: 'Matrix rate-limited: M_LIMIT_EXCEEDED',
       redditCode: 'rate.invitation_limit_mature_account',
+      setAt: now,
     });
     const runtimes = new Map([[ready.session.accountId, ready], [limited.session.accountId, limited]]);
     const context = {
@@ -90,5 +91,6 @@ describe('stats route account status', () => {
       }),
     ]);
     expect(stats.invitationCooldown).toMatchObject({ redditUsername: 'limited-account' });
+    expect(stats.accounts[1]?.invitationCooldown).not.toHaveProperty('setAt');
   });
 });