feat(worker): IO Worker 分道(WK-1)

io worker 进程内按任务声明的 lane 分文件 / 网络 / 维护三条道,各自并发(缺省 2/4/1)、
各自排队;维护道在文件道或网络道有排队/运行时让路(连续 10 分钟放行一个),调度器内联的
清理/回填/保留期裁剪也走维护道。并发在 设置 → 自动化 → 高级 热生效,env 覆盖;旧
WORKER_CONCURRENCY 映射到网络道。运行状态页按道显示运行中/并发/排队。归属表写进
docs/runbook/dev.md,ci 与注册表逐项核对。

Co-Authored-By: Claude Opus 5.5 <[email protected]>

apps/server/test/invoke-limits.test.ts

@@ -71,19 +71,29 @@ describe("能力调用分级(HTTP 路径)", () => {
 });
 
 describe("worker 分组与事件循环探针", () => {
-  const names = ["evaluateAcquisition", "resolveDecision", "runAgent", "verifyAndImport"];
-  it("io / agent / split 的任务选择", () => {
-    expect(workerPlan("io", names, { io: 4 })).toEqual([
-      { label: "io", versions: ["evaluateAcquisition", "verifyAndImport"], concurrency: 4 },
+  const tasks = [
+    { name: "evaluateAcquisition", lane: "network" as const },
+    { name: "resolveDecision", lane: "agent" as const },
+    { name: "runAgent" },
+    { name: "verifyAndImport", lane: "file" as const },
+    { name: "purgeTrash", lane: "maintenance" as const },
+  ];
+  it("io / agent / split 的任务选择(io 按 lane 分三条道;没声明 lane 的 runAgent 兜底归 agent)", () => {
+    expect(workerPlan("io", tasks).map((p) => [p.label, p.versions])).toEqual([
+      ["file", ["verifyAndImport"]],
+      ["network", ["evaluateAcquisition"]],
+      ["maintenance", ["purgeTrash"]],
     ]);
-    expect(workerPlan("agent", names, { agent: 2 })).toEqual([
+    expect(workerPlan("agent", tasks, { agent: 2 })).toEqual([
       { label: "agent", versions: ["resolveDecision", "runAgent"], concurrency: 2 },
     ]);
-    expect(workerPlan("split", names, { io: 3, agent: 1 }).map((p) => [p.label, p.concurrency])).toEqual([
-      ["io", 3],
-      ["agent", 1],
+    expect(workerPlan("split", tasks, { agent: 1 }).map((p) => p.label)).toEqual([
+      "file",
+      "network",
+      "maintenance",
+      "agent",
     ]);
-    expect(workerPlan("all", names, {})).toEqual([{ label: "all" }]);
+    expect(workerPlan("all", tasks, {})).toEqual([{ label: "all" }]);
   });
 
   it("主线程被同步占住超过阈值 → 计数", async () => {