feat: P1 补齐（自动评审队列、自动化+分诊、并发 caps、运行时审批队列）

host.py

@@ -511,6 +511,18 @@ class Server:
             raise RuntimeError(f"thread/resume 失败: {resp}")
         return resp["result"]
 
+    def start_review(self, thread_id, target, timeout=600):
+        # 协议 review/start：params 必填 threadId 与 target，
+        # target 四种见 protocol v2 的 ReviewTarget（uncommitted
+        # Changes / baseBranch / commit / custom）；delivery 缺
+        # 省即 inline，不发 detached（已废弃）。失败直接抛错，
+        # 调用方不得把 error 响应当成功打印。
+        params = {"threadId": thread_id, "target": target}
+        resp = self.request("review/start", params, timeout=timeout)
+        if not resp or "error" in resp:
+            raise RuntimeError(f"review/start 失败: {resp}")
+        return resp["result"]
+
     def fork_thread(self, thread_id, cwd=None, sandbox=None):
         params = {"threadId": thread_id}
         if cwd:
@@ -2012,6 +2024,13 @@ def main():
     p = sub.add_parser("archive"); p.add_argument("--task", required=True)
     p = sub.add_parser("fork"); p.add_argument("--task", required=True); p.add_argument("--name", required=True); p.add_argument("--sandbox", default=None)
     p = sub.add_parser("compact"); p.add_argument("--task", required=True)
+    p = sub.add_parser("code-review"); p.add_argument("--task", required=True)
+    p.add_argument("--base-branch", default=None,
+                   help="评审目标：与该分支的差异（baseBranch）")
+    p.add_argument("--commit", default=None,
+                   help="评审目标：指定提交 sha（commit）")
+    p.add_argument("--instructions", default=None,
+                   help="评审目标：自定义评审指令（custom）")
     p = sub.add_parser("run"); p.add_argument("--task", required=True); p.add_argument("--prompt", required=True)
     p = sub.add_parser("interrupt"); p.add_argument("--task", required=True)
     p = sub.add_parser("delegate")
@@ -2460,6 +2479,34 @@ def main():
             resp = srv.request("thread/compact/start",
                                {"threadId": t["thread_id"]}, timeout=120)
             print(f"compact {args.task}: {resp}")
+        elif args.cmd == "code-review":
+            # 注意命名：host.py 已有另一条线的 review 子命令
+            # （PR 评审评论），本命令换名 code-review，不覆盖它。
+            # 目标优先级：commit > instructions > base-branch >
+            # 缺省 uncommittedChanges；与 cloud/review.py 的
+            # build_review_target 同款组合，非法组合直接报错。
+            # compact 同款原因先 resume 再 review（未加载的旧
+            # thread 直接 review 会报 thread not found）。
+            # app-server 返回 error 时只打印失败并以非零退出，
+            # 绝不把失败结果当成评审结论。
+            t = state["tasks"][args.task]
+            if args.commit:
+                target = {"type": "commit", "sha": args.commit}
+            elif args.instructions:
+                target = {"type": "custom",
+                          "instructions": args.instructions}
+            elif args.base_branch:
+                target = {"type": "baseBranch",
+                          "branch": args.base_branch}
+            else:
+                target = {"type": "uncommittedChanges"}
+            try:
+                srv.resume_thread(t["thread_id"])
+                result = srv.start_review(t["thread_id"], target)
+            except Exception as exc:
+                print(f"code-review failed: {exc}")
+                raise SystemExit(1)
+            print(f"code-review {args.task}: {result}")
         elif args.cmd == "archive":
             t = state["tasks"][args.task]
             srv.archive_thread(t["thread_id"])