feat: polish intelligent answer interactions

src/features/agent/answer-ui/answer-result.tsx

@@ -0,0 +1,29 @@
+import { CircleCheck, CircleHelp, CircleX, TriangleAlert } from "lucide-react";
+import { Badge } from "@/shared/ui/badge";
+
+const resultStatuses = {
+  success: { label: "成功", icon: CircleCheck, color: "text-[var(--status-success-foreground)]" },
+  partial: { label: "部分完成", icon: TriangleAlert, color: "text-[var(--status-warning-foreground)]" },
+  unconfirmed: { label: "未确认", icon: CircleHelp, color: "text-muted-foreground" },
+  error: { label: "失败", icon: CircleX, color: "text-destructive" }
+};
+
+/** A summary of recorded evidence, never an executable operation or approval. */
+export function AnswerResult({ title, summary, status, source }: {
+  title: string;
+  summary: string;
+  status: keyof typeof resultStatuses;
+  source: string | null;
+}) {
+  const { label, icon: Icon, color } = resultStatuses[status];
+  return <section data-answer-result data-result-status={status} role="group" aria-label={title}
+    className="min-w-0 rounded-lg border border-border bg-card px-3.5 py-3 text-card-foreground">
+    <div className="flex flex-wrap items-start gap-x-2 gap-y-1.5">
+      <Icon className={`mt-1 size-4 shrink-0 ${color}`} aria-hidden />
+      <h3 className="min-w-0 flex-1 text-sm font-medium leading-6">{title}</h3>
+      <Badge variant="outline" className="mt-0.5 shrink-0 px-1.5 py-0 text-[11px] font-normal shadow-none">{label}</Badge>
+    </div>
+    <p className="mt-2 whitespace-pre-wrap text-base leading-7">{summary}</p>
+    {source ? <p className="mt-2 whitespace-pre-wrap text-xs leading-5 text-muted-foreground">依据：{source}</p> : null}
+  </section>;
+}