feat(web): simplify subscription and manual download flows and sync UHD styles

apps/web/app/api/tasks.test.ts

@@ -0,0 +1,62 @@
+import type { Decision, DecisionStatus, DownloadTask } from "@umt/contracts";
+import { describe, expect, it } from "vitest";
+import { buildTimeline } from "./tasks.ts";
+
+const task = {
+  id: "download",
+  name: "作品",
+  origin: "user",
+  status: "queued",
+  createdAt: "2026-10-13T00:00:00Z",
+} as unknown as DownloadTask;
+const decision = (status: DecisionStatus): Decision =>
+  ({
+    id: "decision",
+    status,
+    title: "等待补全资源规格",
+    summary: "规格缺少编码",
+    severity: "critical",
+    subjectType: "download_task",
+    subjectId: "download",
+    agentRunId: "agent",
+    createdAt: "2026-10-13T00:00:01Z",
+    updatedAt: "2026-10-13T00:00:02Z",
+    evidence: {},
+  }) as Decision;
+
+describe("下载时间线的异常状态", () => {
+  it.each([
+    ["open", "待处理", "destructive", false],
+    ["investigating", "智能体调查中", "neutral", true],
+    ["awaiting_user", "等你决定", "destructive", false],
+    ["resolved", "已处理", "success", false],
+    ["dismissed", "已忽略", "neutral", false],
+    ["expired", "已过期", "neutral", false],
+  ] as const)("%s按实际状态显示，不凭会话ID判断仍需人工", (status, label, tone, ongoing) => {
+    const events = buildTimeline({ task, decisions: [decision(status)] });
+    expect(events.find((e) => e.key === "dec-decision")).toMatchObject({
+      title: `${label}：等待补全资源规格`,
+      tone,
+      ongoing,
+      href: "/console/downloads?open=download",
+    });
+    expect(events.find((e) => e.key === "agent-decision")).toMatchObject({
+      title: "智能体调查记录",
+      tone: "neutral",
+      href: "/console/agent/agent",
+    });
+  });
+
+  it("交还人工时展示已有恢复建议，计划事项定位到计划", () => {
+    const d = {
+      ...decision("awaiting_user"),
+      subjectType: "acquisition_plan",
+      subjectId: "plan",
+      evidence: { autoRecover: { suggestion: "请确认资源详情的编码" } },
+    };
+    expect(buildTimeline({ task, decisions: [d] }).find((e) => e.key === "dec-decision")).toMatchObject({
+      detail: "请确认资源详情的编码",
+      href: "/console/downloads?plan=plan",
+    });
+  });
+});