Use global ticket detail entrypoint

frontend/src/views/MonthlyClosePage.tsx

@@ -103,7 +103,7 @@ function OpenTicketItem({ group, month, onNavigate }: { group: OpenTicketGroup;
         <p className={`text-sm font-medium ${trackedTextClass}`}>{formatMinutes(group.totalMinutes)} offen zu bewerten</p>
       </div>
       <div className="flex justify-end">
-        <Button variant="secondary" size="sm" onClick={() => onNavigate(`/analysis/month/${month}/tickets/${group.ticketId}`)}>
+        <Button variant="secondary" size="sm" onClick={() => onNavigate(`/tickets/${group.ticketId}?month=${month}`)}>
           Ticket öffnen
           <ExternalLink className="size-4" />
         </Button>
@@ -145,7 +145,7 @@ function CrmDayItem({
         <Button variant={isAcknowledged ? "secondary" : "ghost"} size="sm" disabled={busy} onClick={() => onSetAcknowledgement(item, !isAcknowledged)}>
           {isAcknowledged ? "Zurücknehmen" : "Zur Kenntnis"}
         </Button>
-        <Button variant="secondary" size="sm" onClick={() => onNavigate(`/analysis/day/${item.day}/tickets/${item.ticket_id}`)}>
+        <Button variant="secondary" size="sm" onClick={() => onNavigate(`/tickets/${item.ticket_id}?month=${item.day.slice(0, 7)}`)}>
           Tag öffnen
           <ExternalLink className="size-4" />
         </Button>