Require confirm before control single/batch code update.

Co-authored-by: Cursor <cursoragent@cursor.com>

control/frontend/src/pages/Monitor.tsx

@@ -67,6 +67,14 @@ export default function MonitorPage() {
   }, [refresh, pollSec]);
 
   async function act(id: number, action: "start" | "pause" | "update" | "login") {
+    if (action === "update") {
+      const node = nodes.find((x) => x.id === id);
+      const name = node?.name || `#${id}`;
+      const ok = window.confirm(
+        `确认更新「${name}」代码？\n\n将 git pull 并 reload 策略进程，短暂中断 API；不会自动启动策略。\n请勿误点。`,
+      );
+      if (!ok) return;
+    }
     setBusy((b) => ({ ...b, [id]: action }));
     setErr("");
     try {
@@ -95,6 +103,14 @@ export default function MonitorPage() {
   async function batchUpdate() {
     const ids = [...selected];
     if (!ids.length) return;
+    const names = nodes
+      .filter((n) => ids.includes(n.id))
+      .map((n) => n.name)
+      .join("、");
+    const ok = window.confirm(
+      `确认批量更新 ${ids.length} 台策略机？\n\n${names}\n\n将分别 git pull 并 reload，短暂中断；不会自动启动策略。`,
+    );
+    if (!ok) return;
     setErr("");
     try {
       await apiFetch("/api/nodes/update-batch", {