feat(平台): 补齐服务端持久化和AI拆解契约

apps/web/components/dev-task/DevTaskRow.tsx

@@ -51,12 +51,17 @@ export function DevTaskRow({ task, category, onClick }: Props) {
   return (
     <div
       onClick={onClick}
-      className="flex items-center gap-3 px-4 py-2.5 border-b border-[var(--line)] hover:bg-[var(--bg-subtle)] cursor-pointer transition-colors last:border-b-0"
+      className={`flex items-center gap-3 px-4 py-2.5 border-b border-[var(--line)] hover:bg-[var(--bg-subtle)] cursor-pointer transition-colors last:border-b-0 ${task.aiDraft ? 'border-l-2 border-l-purple-400 bg-purple-50/30' : ''}`}
     >
       <span className={`h-2 w-2 rounded-full shrink-0 ${PRIORITY_DOT[task.priority] || 'bg-zinc-300'}`} title={task.priority} />
       <span className="text-[11px] font-mono text-[var(--ink-muted)] w-16 shrink-0">{task.taskNo}</span>
       <div className="flex-1 min-w-0 flex items-center gap-1.5">
         <span className="text-[13px] text-[var(--ink)] truncate">{task.title}</span>
+        {task.aiDraft && (
+          <span className="flex items-center gap-0.5 text-[10px] text-purple-600 bg-purple-100 px-1.5 py-0.5 rounded shrink-0" title="AI 拆解草案，编辑后会移除标记">
+            AI 草案
+          </span>
+        )}
         {task.isBlocked && (
           <span className="flex items-center gap-0.5 text-[10px] text-red-500 bg-red-50 px-1.5 py-0.5 rounded shrink-0" title={task.blockReason}>
             <AlertTriangle className="h-2.5 w-2.5" />阻塞