feat(jobs): voeg GET /api/jobs/[id] route toe + tests

app/api/jobs/[id]/route.ts

@@ -0,0 +1,30 @@
+import type { NextRequest } from 'next/server'
+import { getSession } from '@/lib/auth'
+import { prisma } from '@/lib/prisma'
+import { JOB_INCLUDE, buildPriceMap, mapJob } from '@/lib/jobs-mapper'
+import type { PriceRow, RawJob } from '@/lib/jobs-mapper'
+
+export async function GET(
+  _request: NextRequest,
+  { params }: { params: Promise<{ id: string }> }
+) {
+  const session = await getSession()
+  if (!session.userId) {
+    return Response.json({ error: 'Niet ingelogd' }, { status: 401 })
+  }
+
+  const { id } = await params
+
+  const job = await prisma.claudeJob.findFirst({
+    where: { id, user_id: session.userId },
+    include: JOB_INCLUDE,
+  })
+
+  if (!job) {
+    return Response.json({ error: 'Job niet gevonden' }, { status: 404 })
+  }
+
+  const prices = await prisma.modelPrice.findMany()
+  const priceMap = buildPriceMap(prices as PriceRow[])
+  return Response.json(mapJob(job as RawJob, priceMap))
+}