Show suspended since and new emails for suspend continue approve and rejection

src/app/[locale]/tenants/[name]/page.tsx

@@ -142,6 +142,53 @@ export default async function TenantDetailPage({
               <div className="text-xs text-text-secondary mt-1">
                 {t("suspendedDescription")}
               </div>
+              {/* Retention countdown. suspendedAt is stamped by the
+                  operator on first transition to suspended; missing
+                  values fall through silently rather than rendering
+                  garbage (operator hasn't reconciled yet, edge case).
+                  The 60-day window is the operator's
+                  retentionAfterSuspend constant; if you change one,
+                  change both. We don't expose the constant via API —
+                  the value rarely changes and duplicating it here
+                  beats fetching a single int over the network. */}
+              {tenant.status?.suspendedAt && (() => {
+                const suspendedAt = new Date(tenant.status.suspendedAt);
+                const deletionAt = new Date(suspendedAt);
+                deletionAt.setDate(deletionAt.getDate() + 60);
+                const now = new Date();
+                const msRemaining = deletionAt.getTime() - now.getTime();
+                const daysRemaining = Math.max(
+                  0,
+                  Math.ceil(msRemaining / (1000 * 60 * 60 * 24))
+                );
+                // < 7 days: red/critical to draw attention. Otherwise
+                // amber, matching the banner.
+                const urgent = daysRemaining < 7;
+                return (
+                  <div
+                    className={`text-xs mt-2 ${
+                      urgent ? "text-red-400" : "text-text-muted"
+                    }`}
+                  >
+                    {t("suspendedSince", {
+                      date: formatDateTime(
+                        tenant.status.suspendedAt,
+                        f
+                      ),
+                    })}
+                    {" · "}
+                    {daysRemaining > 0
+                      ? t("suspendedDeletionIn", {
+                          days: daysRemaining,
+                          date: formatDateTime(
+                            deletionAt.toISOString(),
+                            f
+                          ),
+                        })
+                      : t("suspendedDeletionImminent")}
+                  </div>
+                );
+              })()}
             </div>
           </div>
         </div>