feat(PBI-59): Jobs-pagina UI (vervolg na #149) (#150)

* feat(PBI-58): Vitest-tests voor SoloTaskCard veldmapping en 4-regels layout

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

* feat(PBI-59): server action fetchJobsPageData voor jobs-pagina

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

* feat(PBI-59): SSE-route /api/realtime/jobs voor user-scoped job-events

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

* feat(PBI-59): JobCard component voor jobs-pagina

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

* feat(PBI-59): JobDetailPane component voor jobs-pagina

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

* feat(PBI-59): API route GET /api/jobs/[id]/sub-tasks voor sprint task executions

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

* feat(PBI-59): SprintSubTasksPane component voor jobs-pagina

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

* feat(PBI-59): Zustand store useJobsStore voor jobs-pagina

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

* feat(PBI-59): useJobsRealtime hook met SSE-verbinding en store-updates

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

* feat(PBI-59): JobsBoard 3-kolom SplitPane client component

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

* feat(PBI-59): /jobs server page met JobsBoard

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

* feat(PBI-59): Jobs nav-link toevoegen aan NavBar

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

---------

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

components/jobs/jobs-board.tsx

@@ -0,0 +1,96 @@
+'use client'
+
+import { useEffect } from 'react'
+import { SplitPane } from '@/components/split-pane/split-pane'
+import JobCard from './job-card'
+import JobDetailPane from './job-detail-pane'
+import SprintSubTasksPane from './sprint-sub-tasks-pane'
+import { useJobsStore } from '@/stores/jobs-store'
+import useJobsRealtime from '@/hooks/use-jobs-realtime'
+import type { JobWithRelations } from '@/actions/jobs-page'
+
+interface JobsBoardProps {
+  initialActiveJobs: JobWithRelations[]
+  initialDoneJobs: JobWithRelations[]
+}
+
+function jobToCardProps(j: JobWithRelations) {
+  return {
+    id: j.id,
+    kind: j.kind,
+    status: j.status,
+    taskCode: j.taskCode,
+    taskTitle: j.taskTitle,
+    ideaCode: j.ideaCode,
+    ideaTitle: j.ideaTitle,
+    sprintGoal: j.sprintGoal,
+    sprintCode: j.sprintCode,
+    productName: j.productName,
+    branch: j.branch,
+    error: j.error,
+    summary: j.summary,
+  }
+}
+
+export default function JobsBoard({ initialActiveJobs, initialDoneJobs }: JobsBoardProps) {
+  const { activeJobs, doneJobs, selectedJobId, initJobs, setSelectedJobId } = useJobsStore()
+  useJobsRealtime()
+
+  // eslint-disable-next-line react-hooks/exhaustive-deps
+  useEffect(() => { initJobs(initialActiveJobs, initialDoneJobs) }, [])
+
+  const selectedJob = [...activeJobs, ...doneJobs].find(j => j.id === selectedJobId) ?? null
+
+  const leftPane = (
+    <div className="overflow-y-auto h-full p-2 space-y-2">
+      {activeJobs.map(j => (
+        <JobCard
+          key={j.id}
+          {...jobToCardProps(j)}
+          isSelected={j.id === selectedJobId}
+          onClick={() => setSelectedJobId(j.id)}
+        />
+      ))}
+      {activeJobs.length === 0 && (
+        <p className="text-sm text-muted-foreground text-center py-8">Geen actieve jobs</p>
+      )}
+    </div>
+  )
+
+  const middlePane = (
+    <div className="flex flex-col h-full overflow-hidden">
+      <SprintSubTasksPane
+        jobId={selectedJobId}
+        isSprintJob={selectedJob?.kind === 'SPRINT_IMPLEMENTATION'}
+      />
+      <div className="flex-1 overflow-y-auto">
+        <JobDetailPane job={selectedJob} />
+      </div>
+    </div>
+  )
+
+  const rightPane = (
+    <div className="overflow-y-auto h-full p-2 space-y-2">
+      {doneJobs.map(j => (
+        <JobCard
+          key={j.id}
+          {...jobToCardProps(j)}
+          isSelected={j.id === selectedJobId}
+          onClick={() => setSelectedJobId(j.id)}
+        />
+      ))}
+      {doneJobs.length === 0 && (
+        <p className="text-sm text-muted-foreground text-center py-8">Nog geen afgeronde jobs</p>
+      )}
+    </div>
+  )
+
+  return (
+    <SplitPane
+      panes={[leftPane, middlePane, rightPane]}
+      defaultSplit={[25, 50, 25]}
+      cookieKey="jobs"
+      tabLabels={['Actief', 'Details', 'Klaar']}
+    />
+  )
+}

components/jobs/sprint-sub-tasks-pane.tsx

@@ -0,0 +1,67 @@
+'use client'
+
+import { useEffect, useState } from 'react'
+import { cn } from '@/lib/utils'
+import { JOB_STATUS_LABELS, JOB_STATUS_COLORS } from '@/components/shared/job-status'
+import type { ClaudeJobStatusApi } from '@/lib/job-status'
+
+type SubTask = {
+  id: string
+  taskCode: string | null
+  taskTitle: string
+  status: string
+}
+
+interface SprintSubTasksPaneProps {
+  jobId: string | null
+  isSprintJob: boolean
+}
+
+function SubTaskList({ jobId }: { jobId: string }) {
+  const [subTasks, setSubTasks] = useState<SubTask[]>([])
+  const [loading, setLoading] = useState(true)
+
+  useEffect(() => {
+    const controller = new AbortController()
+
+    fetch(`/api/jobs/${jobId}/sub-tasks`, { signal: controller.signal })
+      .then(res => res.json())
+      .then((data: SubTask[]) => {
+        setSubTasks(data)
+        setLoading(false)
+      })
+      .catch(() => {
+        setLoading(false)
+      })
+
+    return () => controller.abort()
+  }, [jobId])
+
+  if (loading) {
+    return <div className="text-xs text-muted-foreground p-3">Laden…</div>
+  }
+
+  if (subTasks.length === 0) return null
+
+  return (
+    <div className="border-b p-2 space-y-1 max-h-44 overflow-y-auto shrink-0">
+      {subTasks.map(t => {
+        const apiStatus = t.status.toLowerCase() as ClaudeJobStatusApi
+        return (
+          <div key={t.id} className="flex items-center gap-2 py-1 px-2 rounded hover:bg-surface-container text-sm">
+            <span className="text-xs font-mono text-muted-foreground w-16 shrink-0 truncate">{t.taskCode}</span>
+            <span className="flex-1 truncate">{t.taskTitle}</span>
+            <span className={cn('text-xs px-1.5 py-0.5 rounded-full border', JOB_STATUS_COLORS[apiStatus])}>
+              {JOB_STATUS_LABELS[apiStatus] ?? t.status}
+            </span>
+          </div>
+        )
+      })}
+    </div>
+  )
+}
+
+export default function SprintSubTasksPane({ jobId, isSprintJob }: SprintSubTasksPaneProps) {
+  if (!isSprintJob || !jobId) return null
+  return <SubTaskList key={jobId} jobId={jobId} />
+}

components/shared/nav-bar.tsx

@@ -143,6 +143,7 @@ export function NavBar({
             : disabledSpan('Solo')}
           {navLink('/insights', 'Insights', pathname.startsWith('/insights'))}
           {navLink('/ideas', 'Ideas', pathname.startsWith('/ideas'))}
+          {navLink('/jobs', 'Jobs', pathname.startsWith('/jobs'))}
           {navLink('/manual', 'Manual', pathname.startsWith('/manual'))}
           {roles.includes('ADMIN') && navLink('/admin', 'Admin', pathname.startsWith('/admin'))}
         </nav>