feat: admin jobs en products pagina's

- /admin/jobs: overzicht van de laatste 100 Claude jobs met cancel/delete
- /admin/products: overzicht van alle producten met archive/delete
- JobsTable component met statusbadges en acties per job
- ProductsTable component met eigenaar, leden/PBI-telling en acties

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

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

@@ -0,0 +1,30 @@
+import { requireAdmin } from '@/lib/auth-guard'
+import { prisma } from '@/lib/prisma'
+import { JobsTable } from '@/components/admin/jobs-table'
+
+export default async function AdminJobsPage() {
+  await requireAdmin()
+
+  const jobs = await prisma.claudeJob.findMany({
+    orderBy: { created_at: 'desc' },
+    take: 100,
+    select: {
+      id: true,
+      kind: true,
+      status: true,
+      created_at: true,
+      branch: true,
+      pr_url: true,
+      error: true,
+      user: { select: { username: true } },
+      product: { select: { name: true } },
+    },
+  })
+
+  return (
+    <div>
+      <h1 className="text-xl font-semibold mb-4">Claude Jobs</h1>
+      <JobsTable jobs={jobs} />
+    </div>
+  )
+}

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

@@ -0,0 +1,26 @@
+import { requireAdmin } from '@/lib/auth-guard'
+import { prisma } from '@/lib/prisma'
+import { ProductsTable } from '@/components/admin/products-table'
+
+export default async function AdminProductsPage() {
+  await requireAdmin()
+
+  const products = await prisma.product.findMany({
+    orderBy: { created_at: 'desc' },
+    select: {
+      id: true,
+      name: true,
+      archived: true,
+      created_at: true,
+      user: { select: { username: true } },
+      _count: { select: { members: true, pbis: true } },
+    },
+  })
+
+  return (
+    <div>
+      <h1 className="text-xl font-semibold mb-4">Producten</h1>
+      <ProductsTable products={products} />
+    </div>
+  )
+}