feat(ST-xmwvqru1): /admin/jobs pagina met status-filter, cancel en delete-dialog

- app/(app)/admin/layout.tsx: sidebar-nav (Gebruikers/Claude Jobs/Producten)
- app/(app)/admin/page.tsx: redirect naar /admin/jobs
- app/(app)/admin/jobs/page.tsx: server component, query jobs+user+product, status-filter via searchParams
- components/admin/jobs-table.tsx: StatusFilter (router.push op select), JobsTable
  met status-badges (MD3 tokens), CancelButton (disabled in eindstatus), DeleteDialog

app/(app)/admin/jobs/page.tsx

@@ -0,0 +1,42 @@
+import { requireAdmin } from '@/lib/auth-guard'
+import { prisma } from '@/lib/prisma'
+import type { ClaudeJobStatus } from '@prisma/client'
+import { JobsTable, StatusFilter } from '@/components/admin/jobs-table'
+
+const VALID_STATUSES = new Set<ClaudeJobStatus>([
+  'QUEUED', 'CLAIMED', 'RUNNING', 'DONE', 'FAILED', 'CANCELLED',
+])
+
+export default async function AdminJobsPage({
+  searchParams,
+}: {
+  searchParams: Promise<{ status?: string }>
+}) {
+  await requireAdmin()
+
+  const params = await searchParams
+  const rawStatus = params.status ?? ''
+  const statusFilter = VALID_STATUSES.has(rawStatus as ClaudeJobStatus)
+    ? (rawStatus as ClaudeJobStatus)
+    : undefined
+
+  const jobs = await prisma.claudeJob.findMany({
+    where: statusFilter ? { status: statusFilter } : undefined,
+    include: {
+      user: { select: { username: true } },
+      product: { select: { name: true } },
+    },
+    orderBy: { created_at: 'desc' },
+    take: 200,
+  })
+
+  return (
+    <div className="space-y-4">
+      <div className="flex items-center justify-between">
+        <h1 className="text-xl font-semibold text-foreground">Claude Jobs</h1>
+        <StatusFilter current={rawStatus} />
+      </div>
+      <JobsTable jobs={jobs} />
+    </div>
+  )
+}

app/(app)/admin/layout.tsx

@@ -0,0 +1,16 @@
+import { requireAdmin } from '@/lib/auth-guard'
+import Link from 'next/link'
+
+export default async function AdminLayout({ children }: { children: React.ReactNode }) {
+  await requireAdmin()
+  return (
+    <div className="flex min-h-screen">
+      <nav className="w-48 border-r p-4 flex flex-col gap-2">
+        <Link href="/admin/users" className="text-sm font-medium text-foreground hover:text-primary">Gebruikers</Link>
+        <Link href="/admin/jobs" className="text-sm font-medium text-foreground hover:text-primary">Claude Jobs</Link>
+        <Link href="/admin/products" className="text-sm font-medium text-foreground hover:text-primary">Producten</Link>
+      </nav>
+      <main className="flex-1 p-6">{children}</main>
+    </div>
+  )
+}

app/(app)/admin/page.tsx

@@ -0,0 +1,5 @@
+import { redirect } from 'next/navigation'
+
+export default function AdminPage() {
+  redirect('/admin/jobs')
+}

components/admin/jobs-table.tsx

@@ -0,0 +1,176 @@
+'use client'
+
+import { useState, useTransition } from 'react'
+import { useRouter } from 'next/navigation'
+import type { ClaudeJobStatus } from '@prisma/client'
+import { Badge } from '@/components/ui/badge'
+import { Button } from '@/components/ui/button'
+import {
+  Dialog,
+  DialogContent,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+  DialogClose,
+} from '@/components/ui/dialog'
+import {
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from '@/components/ui/table'
+import { cancelJobAction, deleteJobAction } from '@/actions/admin/jobs'
+
+const TERMINAL_STATUSES: ClaudeJobStatus[] = ['DONE', 'FAILED', 'CANCELLED']
+
+const STATUS_CLASS: Record<ClaudeJobStatus, string> = {
+  QUEUED: 'bg-status-todo/15 text-status-todo border-status-todo/30',
+  CLAIMED: 'bg-status-in-progress/15 text-status-in-progress border-status-in-progress/30',
+  RUNNING: 'bg-status-in-progress/15 text-status-in-progress border-status-in-progress/30',
+  DONE: 'bg-status-done/15 text-status-done border-status-done/30',
+  FAILED: 'bg-destructive/15 text-destructive border-destructive/30',
+  CANCELLED: 'bg-secondary text-secondary-foreground border-border',
+}
+
+type Job = {
+  id: string
+  status: ClaudeJobStatus
+  kind: string
+  user: { username: string }
+  product: { name: string }
+  created_at: Date
+  error: string | null
+}
+
+const ALL_STATUSES: ClaudeJobStatus[] = ['QUEUED', 'CLAIMED', 'RUNNING', 'DONE', 'FAILED', 'CANCELLED']
+
+function DeleteDialog({ job }: { job: Job }) {
+  const [open, setOpen] = useState(false)
+  const [pending, startTransition] = useTransition()
+
+  function handleDelete() {
+    startTransition(async () => {
+      await deleteJobAction(job.id)
+      setOpen(false)
+    })
+  }
+
+  return (
+    <Dialog open={open} onOpenChange={setOpen}>
+      <DialogTrigger render={<Button variant="destructive" size="sm" />}>
+        Verwijder
+      </DialogTrigger>
+      <DialogContent>
+        <DialogHeader>
+          <DialogTitle>Job verwijderen</DialogTitle>
+        </DialogHeader>
+        <p className="text-sm text-muted-foreground">
+          Weet je zeker dat je job <strong className="font-mono text-xs">{job.id.slice(-8)}</strong> wilt verwijderen?
+        </p>
+        <DialogFooter>
+          <DialogClose render={<Button variant="outline" />}>Annuleer</DialogClose>
+          <Button variant="destructive" onClick={handleDelete} disabled={pending}>
+            {pending ? 'Verwijderen…' : 'Verwijderen'}
+          </Button>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+  )
+}
+
+function CancelButton({ job }: { job: Job }) {
+  const [pending, startTransition] = useTransition()
+  const isTerminal = TERMINAL_STATUSES.includes(job.status)
+
+  function handleCancel() {
+    startTransition(async () => {
+      await cancelJobAction(job.id)
+    })
+  }
+
+  return (
+    <Button
+      variant="outline"
+      size="sm"
+      disabled={isTerminal || pending}
+      onClick={handleCancel}
+      title={isTerminal ? 'Job is al in eindstatus' : undefined}
+    >
+      {pending ? '…' : 'Annuleer'}
+    </Button>
+  )
+}
+
+export function StatusFilter({ current }: { current: string }) {
+  const router = useRouter()
+  return (
+    <select
+      value={current}
+      onChange={e => router.push(e.target.value ? `?status=${e.target.value}` : '?')}
+      className="text-sm border border-border rounded-md px-2 py-1 bg-background text-foreground"
+    >
+      <option value="">Alle statussen</option>
+      {ALL_STATUSES.map(s => (
+        <option key={s} value={s}>{s}</option>
+      ))}
+    </select>
+  )
+}
+
+export function JobsTable({ jobs }: { jobs: Job[] }) {
+  return (
+    <Table>
+      <TableHeader>
+        <TableRow>
+          <TableHead>Status</TableHead>
+          <TableHead>Kind</TableHead>
+          <TableHead>User</TableHead>
+          <TableHead>Product</TableHead>
+          <TableHead>Aangemaakt</TableHead>
+          <TableHead>Error</TableHead>
+          <TableHead className="text-right">Acties</TableHead>
+        </TableRow>
+      </TableHeader>
+      <TableBody>
+        {jobs.map(job => (
+          <TableRow key={job.id}>
+            <TableCell>
+              <Badge className={STATUS_CLASS[job.status]}>{job.status}</Badge>
+            </TableCell>
+            <TableCell className="text-sm text-muted-foreground">{job.kind}</TableCell>
+            <TableCell className="font-medium">{job.user.username}</TableCell>
+            <TableCell className="text-muted-foreground">{job.product.name}</TableCell>
+            <TableCell className="text-xs text-muted-foreground">
+              {new Date(job.created_at).toLocaleString('nl-NL')}
+            </TableCell>
+            <TableCell className="max-w-[200px]">
+              {job.error ? (
+                <span className="text-xs text-destructive truncate block" title={job.error}>
+                  {job.error.slice(0, 80)}{job.error.length > 80 ? '…' : ''}
+                </span>
+              ) : (
+                <span className="text-muted-foreground text-xs">—</span>
+              )}
+            </TableCell>
+            <TableCell>
+              <div className="flex gap-2 justify-end">
+                <CancelButton job={job} />
+                <DeleteDialog job={job} />
+              </div>
+            </TableCell>
+          </TableRow>
+        ))}
+        {jobs.length === 0 && (
+          <TableRow>
+            <TableCell colSpan={7} className="text-center text-muted-foreground py-8">
+              Geen jobs gevonden.
+            </TableCell>
+          </TableRow>
+        )}
+      </TableBody>
+    </Table>
+  )
+}