feat(ui): Quick-Toggles überall vervollständigt

NTP-Pools, User-Accounts, Backend-Server im Detail-Panel und
Routing-Rules im Domain-Detail-Panel — alle aktiv-Felder sind
jetzt inline schaltbar, kein Modale nötig.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

management-ui/src/pages/Domains/Detail.tsx

@@ -406,6 +406,12 @@ function RoutingRulesPanel({ domainID, domainName }: { domainID: number; domainN
     onSuccess: invalidate,
     onError: (e: Error) => message.error(e.message),
   })
+  const quickToggle = useMutation({
+    mutationFn: async ({ id, row, checked }: { id: number; row: RoutingRule; checked: boolean }) =>
+      apiClient.put(`/routing-rules/${id}`, { ...row, active: checked }),
+    onSuccess: invalidate,
+    onError: (e: Error) => message.error(e.message),
+  })
 
   const backendLabel = (id: number) => {
     const b = backends?.find(x => x.id === id)
@@ -418,7 +424,14 @@ function RoutingRulesPanel({ domainID, domainName }: { domainID: number; domainN
     { title: t('routing.priority'), dataIndex: 'priority', key: 'priority', width: 90 },
     {
       title: t('routing.active'), dataIndex: 'active', key: 'active', width: 80,
-      render: (v: boolean) => <StatusDot active={v} />,
+      render: (v: boolean, r: RoutingRule) => (
+        <Switch
+          size="small"
+          checked={v}
+          loading={quickToggle.isPending && quickToggle.variables?.id === r.id}
+          onChange={(checked) => quickToggle.mutate({ id: r.id, row: r, checked })}
+        />
+      ),
     },
     {
       title: t('common.actions'), key: 'a', width: 90,