feat: 任务列表显示 turn_id 与 root_turn_id

host.py dispatch 打印补 turn_id/root_turn_id；执行器解析（local/Docker）透传；worker 写回 tasks 新列（新值非空才覆盖）；server 迁移与接口字段；控制台任务列表新增 turn/root turn 两列（短显+悬停全文）；新单测 9 个。

cloud/console.html

@@ -201,8 +201,8 @@
 </div>
 <div class="table-wrap">
 <table>
-  <thead><tr><th>任务</th><th>prompt</th><th>状态</th><th>executor</th><th>主机</th><th>PR</th><th>更新</th></tr></thead>
-  <tbody id="taskRows"><tr><td colspan="7" class="muted">先选项目</td></tr></tbody>
+  <thead><tr><th>任务</th><th>turn</th><th>root turn</th><th>prompt</th><th>状态</th><th>executor</th><th>主机</th><th>PR</th><th>更新</th></tr></thead>
+  <tbody id="taskRows"><tr><td colspan="9" class="muted">先选项目</td></tr></tbody>
 </table>
 </div>
 </section>
@@ -473,16 +473,18 @@ async function loadEnvironments() {
 
 async function loadTasks() {
   var pid = $("#projectSelect").value;
-  if (!pid) { $("#taskRows").innerHTML = "<tr><td colspan='7' class='muted'>先选项目</td></tr>"; return; }
+  if (!pid) { $("#taskRows").innerHTML = "<tr><td colspan='9' class='muted'>先选项目</td></tr>"; return; }
   try {
     var d = await api("/tasks?project_id=" + encodeURIComponent(pid), "GET");
     var tasks = d.tasks || [];
     $("#taskCount").textContent = tasks.length + " 个任务";
-    if (!tasks.length) { $("#taskRows").innerHTML = "<tr><td colspan='7' class='muted'>该项目暂无任务</td></tr>"; return; }
+    if (!tasks.length) { $("#taskRows").innerHTML = "<tr><td colspan='9' class='muted'>该项目暂无任务</td></tr>"; return; }
     $("#taskRows").innerHTML = tasks.slice().reverse().map(function (t) {
       var pr = t.pr_url ? "<a href='" + esc(t.pr_url) + "' target='_blank' rel='noopener'>#" + esc(t.pr_number) + "</a>" : "";
       return "<tr data-id='" + esc(t.id) + "' class='" + (currentTask && currentTask.id === t.id ? "selected" : "") + "'>" +
         "<td>" + esc(shortId(t.id)) + "</td>" +
+        "<td title='" + esc(t.turn_id || "") + "'>" + esc(shortId(t.turn_id)) + "</td>" +
+        "<td title='" + esc(t.root_turn_id || "") + "'>" + esc(shortId(t.root_turn_id)) + "</td>" +
         "<td>" + (t.plan ? "[计划] " : "") + (t.forked_from ? "[分支] " : "") + ((t.goal_mode || t.verify_command) ? "[目标] " : "") + (t.environment_id ? "[环境 " + esc(shortId(t.environment_id)) + "] " : "") + ((t.attachments && t.attachments.length) ? "[附件×" + t.attachments.length + "] " : "") + esc(String(t.prompt || "").slice(0, 60)) + "</td>" +
         "<td class='st-" + esc(t.status) + "'>" + esc(t.status) + "</td>" +
         "<td>" + esc(t.executor || "") + "</td>" +
@@ -493,7 +495,7 @@ async function loadTasks() {
     Array.prototype.forEach.call(document.querySelectorAll("#taskRows tr[data-id]"), function (tr) {
       tr.onclick = function () { showDetail(tr.getAttribute("data-id")); };
     });
-  } catch (e) { $("#taskRows").innerHTML = "<tr><td colspan='7' class='err'>加载失败：" + esc(e.message) + "</td></tr>"; }
+  } catch (e) { $("#taskRows").innerHTML = "<tr><td colspan='9' class='err'>加载失败：" + esc(e.message) + "</td></tr>"; }
 }
 
 function stopTrace() {