fix(repeater): 窄屏批量操作行可换行可达

将 RepeaterNavigator 改为顶部横向标签栏（RepeaterTopBar），去掉左侧纵栏；
保留搜索/方法过滤、分组与标签增删改、移入分组、历史面板；store 持久化语义不变。

web/src/app/(main)/function/findings/detail/page.tsx

@@ -182,6 +182,7 @@ function FindingDetailInner() {
                   <p className="text-sm leading-relaxed whitespace-pre-wrap">{finding.summary || "（无摘要）"}</p>
                 </CardContent>
               </Card>
+              <FindingRetestPanel key={`retest:${id}`} findingId={id} readOnly={finding.inherited} onCompleted={load} />
               <Card>
                 <CardHeader>
                   <CardTitle className="text-sm">证据 / PoC</CardTitle>
@@ -225,120 +226,112 @@ function FindingDetailInner() {
             </div>
 
             {/* 右栏：状态区 */}
-            <div className="flex min-w-0 flex-col gap-4 lg:sticky lg:top-24 lg:self-start">
-              <Card className="h-fit">
-                <CardHeader>
-                  <CardTitle className="text-sm">状态</CardTitle>
-                </CardHeader>
-                <CardContent className="divide-y">
-                  {/* 漏洞 ID */}
-                  <FieldRow label="漏洞 ID">
-                    <code className="rounded bg-muted px-1.5 py-0.5 font-mono text-xs text-muted-foreground">
-                      #{finding.id}
-                    </code>
-                  </FieldRow>
+            <Card className="h-fit lg:sticky lg:top-24">
+              <CardHeader>
+                <CardTitle className="text-sm">状态</CardTitle>
+              </CardHeader>
+              <CardContent className="divide-y">
+                {/* 漏洞 ID */}
+                <FieldRow label="漏洞 ID">
+                  <code className="rounded bg-muted px-1.5 py-0.5 font-mono text-xs text-muted-foreground">
+                    #{finding.id}
+                  </code>
+                </FieldRow>
 
-                  {/* 严重等级 */}
-                  <FieldRow label="严重等级">
-                    {finding.inherited ? (
-                      <StatusBadge domain="severity" value={finding.severity} dot />
-                    ) : (
-                      <Select value={finding.severity} onValueChange={(v) => changeSeverity(v as Severity)}>
-                        <SelectTrigger size="sm" className="h-7 w-auto border-none px-1 shadow-none focus-visible:ring-0">
-                          <StatusBadge domain="severity" value={finding.severity} dot />
-                        </SelectTrigger>
-                        <SelectContent position="popper" align="end">
-                          <SelectGroup>
-                            {SEVERITIES.map((sv) => (
-                              <SelectItem key={sv} value={sv}>
-                                {statusMeta("severity", sv).label}
-                              </SelectItem>
-                            ))}
-                          </SelectGroup>
-                        </SelectContent>
-                      </Select>
-                    )}
-                  </FieldRow>
+                {/* 严重等级 */}
+                <FieldRow label="严重等级">
+                  {finding.inherited ? (
+                    <StatusBadge domain="severity" value={finding.severity} dot />
+                  ) : (
+                    <Select value={finding.severity} onValueChange={(v) => changeSeverity(v as Severity)}>
+                      <SelectTrigger size="sm" className="h-7 w-auto border-none px-1 shadow-none focus-visible:ring-0">
+                        <StatusBadge domain="severity" value={finding.severity} dot />
+                      </SelectTrigger>
+                      <SelectContent position="popper" align="end">
+                        <SelectGroup>
+                          {SEVERITIES.map((sv) => (
+                            <SelectItem key={sv} value={sv}>
+                              {statusMeta("severity", sv).label}
+                            </SelectItem>
+                          ))}
+                        </SelectGroup>
+                      </SelectContent>
+                    </Select>
+                  )}
+                </FieldRow>
 
-                  {/* 处理状态 */}
-                  <FieldRow label="处理状态">
-                    {finding.inherited ? (
-                      <StatusBadge domain="finding" value={finding.status} dot />
-                    ) : (
-                      <Select value={finding.status} onValueChange={(v) => changeStatus(v as FindingStatus)}>
-                        <SelectTrigger size="sm" className="h-7 w-auto border-none px-1 shadow-none focus-visible:ring-0">
-                          <StatusBadge domain="finding" value={finding.status} dot />
-                        </SelectTrigger>
-                        <SelectContent position="popper" align="end">
-                          <SelectGroup>
-                            {FINDING_STATUSES.map((st) => (
-                              <SelectItem key={st} value={st}>
-                                {statusMeta("finding", st).label}
-                              </SelectItem>
-                            ))}
-                          </SelectGroup>
-                        </SelectContent>
-                      </Select>
-                    )}
-                  </FieldRow>
+                {/* 处理状态 */}
+                <FieldRow label="处理状态">
+                  {finding.inherited ? (
+                    <StatusBadge domain="finding" value={finding.status} dot />
+                  ) : (
+                    <Select value={finding.status} onValueChange={(v) => changeStatus(v as FindingStatus)}>
+                      <SelectTrigger size="sm" className="h-7 w-auto border-none px-1 shadow-none focus-visible:ring-0">
+                        <StatusBadge domain="finding" value={finding.status} dot />
+                      </SelectTrigger>
+                      <SelectContent position="popper" align="end">
+                        <SelectGroup>
+                          {FINDING_STATUSES.map((st) => (
+                            <SelectItem key={st} value={st}>
+                              {statusMeta("finding", st).label}
+                            </SelectItem>
+                          ))}
+                        </SelectGroup>
+                      </SelectContent>
+                    </Select>
+                  )}
+                </FieldRow>
 
-                  {/* 漏洞类型 */}
-                  <FieldRow label="漏洞类型">
-                    {finding.vulnclass ? (
-                      <code className="rounded bg-muted px-1.5 py-0.5 font-mono text-xs">{finding.vulnclass}</code>
-                    ) : (
-                      <span className="text-muted-foreground">—</span>
-                    )}
-                  </FieldRow>
+                {/* 漏洞类型 */}
+                <FieldRow label="漏洞类型">
+                  {finding.vulnclass ? (
+                    <code className="rounded bg-muted px-1.5 py-0.5 font-mono text-xs">{finding.vulnclass}</code>
+                  ) : (
+                    <span className="text-muted-foreground">—</span>
+                  )}
+                </FieldRow>
 
-                  {/* 涉及资产 */}
-                  <FieldRow label="涉及资产">
-                    {finding.assets && finding.assets.length > 0 ? (
-                      <div className="flex flex-wrap justify-end gap-1">
-                        {finding.assets.map((a) => (
-                          <code
-                            key={a.id}
-                            className="max-w-[16rem] truncate rounded bg-muted px-1.5 py-0.5 font-mono text-xs"
-                            title={`${a.type} · ${a.label}`}
-                          >
-                            {a.label}
-                          </code>
-                        ))}
-                      </div>
-                    ) : (
-                      <span className="text-muted-foreground">—</span>
-                    )}
-                  </FieldRow>
+                {/* 涉及资产 */}
+                <FieldRow label="涉及资产">
+                  {finding.assets && finding.assets.length > 0 ? (
+                    <div className="flex flex-wrap justify-end gap-1">
+                      {finding.assets.map((a) => (
+                        <code
+                          key={a.id}
+                          className="max-w-[16rem] truncate rounded bg-muted px-1.5 py-0.5 font-mono text-xs"
+                          title={`${a.type} · ${a.label}`}
+                        >
+                          {a.label}
+                        </code>
+                      ))}
+                    </div>
+                  ) : (
+                    <span className="text-muted-foreground">—</span>
+                  )}
+                </FieldRow>
 
-                  {/* 所属任务 */}
-                  <FieldRow label="所属任务">
-                    {finding.task_id ? (
-                      <Link
-                        href={`/function/tasks/detail?id=${finding.task_id}`}
-                        className="inline-flex max-w-[16rem] items-center gap-1 text-primary hover:underline"
-                        title={finding.task_description}
-                      >
-                        <span className="truncate">{finding.task_description || `#${finding.task_id}`}</span>
-                        <ArrowUpRightIcon className="size-3 shrink-0" />
-                      </Link>
-                    ) : (
-                      <span className="text-muted-foreground">—（任务已删除）</span>
-                    )}
-                  </FieldRow>
+                {/* 所属任务 */}
+                <FieldRow label="所属任务">
+                  {finding.task_id ? (
+                    <Link
+                      href={`/function/tasks/detail?id=${finding.task_id}`}
+                      className="inline-flex max-w-[16rem] items-center gap-1 text-primary hover:underline"
+                      title={finding.task_description}
+                    >
+                      <span className="truncate">{finding.task_description || `#${finding.task_id}`}</span>
+                      <ArrowUpRightIcon className="size-3 shrink-0" />
+                    </Link>
+                  ) : (
+                    <span className="text-muted-foreground">—（任务已删除）</span>
+                  )}
+                </FieldRow>
 
-                  {/* 发现时间 */}
-                  <FieldRow label="发现时间">
-                    <span className="tabular-nums">{fmtTime(finding.ts)}</span>
-                  </FieldRow>
-                </CardContent>
-              </Card>
-              <FindingRetestPanel
-                key={`retest:${id}`}
-                findingId={id}
-                readOnly={finding.inherited}
-                onCompleted={load}
-              />
-            </div>
+                {/* 发现时间 */}
+                <FieldRow label="发现时间">
+                  <span className="tabular-nums">{fmtTime(finding.ts)}</span>
+                </FieldRow>
+              </CardContent>
+            </Card>
           </div>
         </TabsContent>
 

web/src/components/repeater/repeater-filter.ts

@@ -1,9 +1,17 @@
 import { buildRawResponse } from "./repeater-http";
-import type { RepeaterTab } from "./repeater-state";
+import type { RepeaterGroup, RepeaterTab } from "./repeater-state";
 
 export type RepeaterFilters = { query: string; method: string; path: string; response: string; status: string };
 export const DEFAULT_FILTERS: RepeaterFilters = { query: "", method: "all", path: "", response: "", status: "all" };
 
+export function filterRepeaterTabs(tabs: RepeaterTab[], filters: RepeaterFilters, groupId = "all"): RepeaterTab[] {
+  return tabs.filter((tab) => (groupId === "all" || tab.groupId === groupId) && matchesRepeaterFilters(tab, filters));
+}
+
+export function groupRepeaterTabs(tabs: RepeaterTab[], groups: RepeaterGroup[]) {
+  return groups.map((group) => ({ group, tabs: tabs.filter((tab) => tab.groupId === group.id) }));
+}
+
 export function matchesRepeaterFilters(tab: RepeaterTab, filters: RepeaterFilters): boolean {
   const includes = (text: string, query: string) => text.toLowerCase().includes(query.trim().toLowerCase());
   if (filters.method !== "all" && tab.method.toUpperCase() !== filters.method) return false;

web/src/components/repeater/repeater-navigator.tsx

@@ -2,7 +2,7 @@
 
 import * as React from "react";
 
-import { ChevronDown, ChevronRight, ListFilter, Pencil, Plus, X } from "lucide-react";
+import { ChevronDown, ChevronRight, History, ListFilter, Pencil, Plus, Trash2, X } from "lucide-react";
 import { toast } from "sonner";
 
 import {
@@ -22,14 +22,14 @@ import { Input } from "@/components/ui/input";
 import { Select, SelectContent, SelectGroup, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
 import { cn } from "@/lib/utils";
 
-import { DEFAULT_FILTERS, matchesRepeaterFilters } from "./repeater-filter";
+import { DEFAULT_FILTERS, filterRepeaterTabs, groupRepeaterTabs } from "./repeater-filter";
 import { RepeaterHistory } from "./repeater-history";
-import type { RepeaterWorkspace } from "./repeater-state";
+import { DEFAULT_GROUP_ID, type RepeaterWorkspace } from "./repeater-state";
 import { useRepeaterStore } from "./repeater-store";
 
 type Rename = { kind: "tab" | "group"; id: string; name: string };
 
-export function RepeaterNavigator({
+export function RepeaterTopBar({
   workspace,
   onRename,
 }: {
@@ -39,18 +39,21 @@ export function RepeaterNavigator({
   const store = useRepeaterStore();
   const [filters, setFilters] = React.useState(DEFAULT_FILTERS);
   const [expanded, setExpanded] = React.useState(false);
+  const [historyOpen, setHistoryOpen] = React.useState(false);
+  const [groupFilter, setGroupFilter] = React.useState("all");
   const [selected, setSelected] = React.useState<Set<string>>(() => new Set());
   const [deleting, setDeleting] = React.useState(false);
   const visible = React.useMemo(
-    () => workspace.tabs.filter((tab) => matchesRepeaterFilters(tab, filters)),
-    [workspace.tabs, filters],
+    () => filterRepeaterTabs(workspace.tabs, filters, groupFilter),
+    [workspace.tabs, filters, groupFilter],
   );
+  const grouped = React.useMemo(() => groupRepeaterTabs(visible, workspace.groups), [visible, workspace.groups]);
   const selectedIds = workspace.tabs.filter((tab) => selected.has(tab.id)).map((tab) => tab.id);
   const visibleIds = new Set(visible.map((tab) => tab.id));
   const hiddenSelected = selectedIds.filter((id) => !visibleIds.has(id)).length;
-  const filtering = Object.entries(filters).some(
-    ([key, value]) => value !== DEFAULT_FILTERS[key as keyof typeof filters],
-  );
+  const filtering =
+    groupFilter !== "all" ||
+    Object.entries(filters).some(([key, value]) => value !== DEFAULT_FILTERS[key as keyof typeof filters]);
   const allSelected = visible.length > 0 && visible.every((tab) => selected.has(tab.id));
   const active = workspace.tabs.find((tab) => tab.id === workspace.activeTabId);
   const methods = [
@@ -65,6 +68,17 @@ export function RepeaterNavigator({
       ...workspace.tabs.map((tab) => tab.method.toUpperCase()),
     ]),
   ];
+
+  React.useEffect(() => {
+    if (groupFilter !== "all" && !workspace.groups.some((group) => group.id === groupFilter)) {
+      setGroupFilter("all");
+    }
+  }, [groupFilter, workspace.groups]);
+
+  function updateFilters(patch: Partial<typeof filters>) {
+    setFilters((current) => ({ ...current, ...patch }));
+  }
+
   function toggle(id: string, checked: boolean) {
     setSelected((current) => {
       const next = new Set(current);
@@ -77,128 +91,169 @@ export function RepeaterNavigator({
   return (
     <nav
       aria-label="请求重发分组和标签"
-      className="flex h-[28rem] min-h-0 w-full shrink-0 flex-col gap-3 overflow-y-auto rounded-md border p-3 lg:h-[calc(100dvh-14rem)] lg:min-h-[480px] lg:w-80 xl:h-auto xl:min-h-0"
+      className="flex min-w-0 shrink-0 flex-col overflow-hidden rounded-lg border bg-card"
     >
-      <div className="flex shrink-0 flex-col gap-2">
+      <div className="flex flex-wrap items-center gap-2 p-3 pb-2">
         <Input
           aria-label="全局搜索重发请求"
           placeholder="搜索全部标题、请求或响应…"
           value={filters.query}
-          onChange={(event) => setFilters({ ...filters, query: event.target.value })}
+          onChange={(event) => updateFilters({ query: event.target.value })}
+          className="min-w-48 flex-1"
         />
-        <div className="flex gap-2">
-          <Select value={filters.method} onValueChange={(method) => setFilters({ ...filters, method })}>
-            <SelectTrigger aria-label="筛选请求方法" className="min-w-0 flex-1">
+        <Select value={filters.method} onValueChange={(method) => updateFilters({ method })}>
+          <SelectTrigger aria-label="筛选请求方法" className="w-32">
+            <SelectValue />
+          </SelectTrigger>
+          <SelectContent>
+            <SelectGroup>
+              <SelectItem value="all">全部方法</SelectItem>
+              {methods.map((method) => (
+                <SelectItem key={method} value={method}>
+                  {method}
+                </SelectItem>
+              ))}
+            </SelectGroup>
+          </SelectContent>
+        </Select>
+        <Select value={groupFilter} onValueChange={setGroupFilter}>
+          <SelectTrigger aria-label="筛选分组" className="w-36">
+            <SelectValue />
+          </SelectTrigger>
+          <SelectContent>
+            <SelectGroup>
+              <SelectItem value="all">全部分组</SelectItem>
+              {workspace.groups.map((group) => (
+                <SelectItem key={group.id} value={group.id}>
+                  {group.name}
+                </SelectItem>
+              ))}
+            </SelectGroup>
+          </SelectContent>
+        </Select>
+        <Button
+          variant={expanded ? "secondary" : "outline"}
+          size="sm"
+          aria-expanded={expanded}
+          aria-controls="repeater-extra-filters"
+          onClick={() => setExpanded((value) => !value)}
+        >
+          <ListFilter />
+          筛选
+        </Button>
+        <Button variant="outline" size="sm" onClick={() => store.createGroup()}>
+          <Plus data-icon="inline-start" />
+          新建分组
+        </Button>
+      </div>
+
+      {expanded ? (
+        <div id="repeater-extra-filters" className="flex flex-wrap items-end gap-2 border-t px-3 py-2">
+          <Field className="min-w-44 flex-1 gap-1">
+            <FieldLabel htmlFor="repeater-filter-path" className="text-xs">
+              请求路径
+            </FieldLabel>
+            <Input
+              id="repeater-filter-path"
+              placeholder="例如 /api/upload"
+              value={filters.path}
+              onChange={(event) => updateFilters({ path: event.target.value })}
+            />
+          </Field>
+          <Field className="min-w-44 flex-1 gap-1">
+            <FieldLabel htmlFor="repeater-filter-response" className="text-xs">
+              响应内容
+            </FieldLabel>
+            <Input
+              id="repeater-filter-response"
+              placeholder="响应头或正文关键字"
+              value={filters.response}
+              onChange={(event) => updateFilters({ response: event.target.value })}
+            />
+          </Field>
+          <Select value={filters.status} onValueChange={(status) => updateFilters({ status })}>
+            <SelectTrigger aria-label="筛选响应状态" className="w-40">
               <SelectValue />
             </SelectTrigger>
             <SelectContent>
               <SelectGroup>
-                <SelectItem value="all">全部方法</SelectItem>
-                {methods.map((method) => (
-                  <SelectItem key={method} value={method}>
-                    {method}
+                <SelectItem value="all">全部响应状态</SelectItem>
+                <SelectItem value="pending">尚未响应</SelectItem>
+                <SelectItem value="error">发送失败</SelectItem>
+                {["1xx", "2xx", "3xx", "4xx", "5xx"].map((status) => (
+                  <SelectItem key={status} value={status}>
+                    {status}
                   </SelectItem>
                 ))}
               </SelectGroup>
             </SelectContent>
           </Select>
+        </div>
+      ) : null}
+
+      <div className="flex flex-wrap items-center gap-2 border-t px-3 py-2 text-muted-foreground text-xs">
+        <span>
+          {visible.length} / {workspace.tabs.length} 个请求
+        </span>
+        {filtering ? (
           <Button
-            variant={expanded ? "secondary" : "outline"}
+            variant="ghost"
             size="sm"
-            aria-expanded={expanded}
-            aria-controls="repeater-extra-filters"
-            onClick={() => setExpanded(!expanded)}
+            className="h-6 px-1 text-xs"
+            onClick={() => {
+              setFilters(DEFAULT_FILTERS);
+              setGroupFilter("all");
+            }}
           >
-            <ListFilter />
-            筛选
+            清除筛选
           </Button>
-        </div>
-        {expanded ? (
-          <div id="repeater-extra-filters" className="flex flex-col gap-2">
-            <Field className="gap-1">
-              <FieldLabel htmlFor="repeater-filter-path" className="text-xs">
-                请求路径
-              </FieldLabel>
-              <Input
-                id="repeater-filter-path"
-                placeholder="例如 /api/upload"
-                value={filters.path}
-                onChange={(event) => setFilters({ ...filters, path: event.target.value })}
-              />
-            </Field>
-            <Field className="gap-1">
-              <FieldLabel htmlFor="repeater-filter-response" className="text-xs">
-                响应内容
-              </FieldLabel>
-              <Input
-                id="repeater-filter-response"
-                placeholder="响应头或正文关键字"
-                value={filters.response}
-                onChange={(event) => setFilters({ ...filters, response: event.target.value })}
-              />
-            </Field>
-            <Select value={filters.status} onValueChange={(status) => setFilters({ ...filters, status })}>
-              <SelectTrigger aria-label="筛选响应状态" className="w-full">
-                <SelectValue />
-              </SelectTrigger>
-              <SelectContent>
-                <SelectGroup>
-                  <SelectItem value="all">全部响应状态</SelectItem>
-                  <SelectItem value="pending">尚未响应</SelectItem>
-                  <SelectItem value="error">发送失败</SelectItem>
-                  {["1xx", "2xx", "3xx", "4xx", "5xx"].map((status) => (
-                    <SelectItem key={status} value={status}>
-                      {status}
-                    </SelectItem>
-                  ))}
-                </SelectGroup>
-              </SelectContent>
-            </Select>
-          </div>
         ) : null}
-        <div className="flex items-center justify-between gap-2 text-muted-foreground text-xs">
-          <span>
-            {visible.length} / {workspace.tabs.length} 个请求
-          </span>
-          {filtering ? (
-            <Button variant="ghost" size="sm" className="h-6 px-1 text-xs" onClick={() => setFilters(DEFAULT_FILTERS)}>
-              清除筛选
-            </Button>
-          ) : null}
-        </div>
+        <span className="ml-auto">当前：{active?.title ?? "无标签"}</span>
+        <Button
+          variant={historyOpen ? "secondary" : "ghost"}
+          size="sm"
+          className="h-7"
+          aria-expanded={historyOpen}
+          onClick={() => setHistoryOpen((value) => !value)}
+        >
+          <History data-icon="inline-start" />
+          历史{active?.history.length ? ` (${active.history.length})` : ""}
+        </Button>
+        <Button
+          size="sm"
+          className="h-7"
+          onClick={() => store.createTab({}, { groupId: groupFilter === "all" ? undefined : groupFilter })}
+        >
+          <Plus data-icon="inline-start" />
+          新建标签
+        </Button>
       </div>
-      <div className="flex shrink-0 flex-col gap-2 border-y py-2">
-        <div className="flex items-center gap-2">
-          <Checkbox
-            id="repeater-select-visible"
-            aria-label="全选筛选结果"
-            checked={allSelected || (visible.some((tab) => selected.has(tab.id)) ? "indeterminate" : false)}
-            disabled={!visible.length}
-            onCheckedChange={(checked) =>
-              setSelected((current) => {
-                const next = new Set(current);
-                for (const tab of visible) {
-                  if (checked === true) next.add(tab.id);
-                  else next.delete(tab.id);
-                }
-                return next;
-              })
-            }
-          />
-          <label htmlFor="repeater-select-visible" className="text-xs">
-            全选结果
-          </label>
-          <span className="ml-auto text-muted-foreground text-xs">
-            已选 {selectedIds.length} 条{hiddenSelected ? `（隐藏 ${hiddenSelected}）` : ""}
-          </span>
-          {selectedIds.length ? (
-            <Button variant="ghost" size="icon-sm" aria-label="清空勾选" onClick={() => setSelected(new Set())}>
-              <X />
-            </Button>
-          ) : null}
-        </div>
+
+      <div className="flex flex-wrap items-center gap-2 border-t px-3 py-2">
+        <Checkbox
+          id="repeater-select-visible"
+          aria-label="全选筛选结果"
+          checked={allSelected || (visible.some((tab) => selected.has(tab.id)) ? "indeterminate" : false)}
+          disabled={!visible.length}
+          onCheckedChange={(checked) =>
+            setSelected((current) => {
+              const next = new Set(current);
+              for (const tab of visible) {
+                if (checked === true) next.add(tab.id);
+                else next.delete(tab.id);
+              }
+              return next;
+            })
+          }
+        />
+        <label htmlFor="repeater-select-visible" className="text-xs">
+          全选结果
+        </label>
+        <span className="text-muted-foreground text-xs">
+          已选 {selectedIds.length} 条{hiddenSelected ? `（隐藏 ${hiddenSelected}）` : ""}
+        </span>
         {selectedIds.length ? (
-          <div className="flex gap-2">
+          <div className="flex min-w-0 basis-full items-center gap-2">
             <Select
               value=""
               onValueChange={(groupId) => {
@@ -207,7 +262,7 @@ export function RepeaterNavigator({
                 setSelected(new Set());
               }}
             >
-              <SelectTrigger aria-label="批量移动到分组" className="min-w-0 flex-1">
+              <SelectTrigger aria-label="批量移动到分组" className="min-w-0 flex-1 w-40">
                 <SelectValue placeholder="移动到分组…" />
               </SelectTrigger>
               <SelectContent>
@@ -223,102 +278,132 @@ export function RepeaterNavigator({
             <Button variant="destructive" size="sm" onClick={() => setDeleting(true)}>
               删除所选
             </Button>
+            <Button variant="ghost" size="icon-sm" aria-label="清空勾选" onClick={() => setSelected(new Set())}>
+              <X />
+            </Button>
           </div>
         ) : null}
       </div>
-      <section className="min-h-24 flex-1 overflow-y-auto" aria-label="重发请求列表">
-        {workspace.groups.map((group) => {
-          const tabs = visible.filter((tab) => tab.groupId === group.id);
-          if (filtering && !tabs.length) return null;
-          const collapsed = group.collapsed && !filtering;
-          return (
-            <div key={group.id} className="flex flex-col gap-1">
-              <div className="flex min-w-0 items-center gap-1">
-                <Button
-                  variant="ghost"
-                  size="icon-sm"
-                  aria-label={`${collapsed ? "展开" : "折叠"}分组 ${group.name}`}
-                  disabled={filtering}
-                  onClick={() => store.toggleGroupCollapsed(group.id)}
-                >
-                  {collapsed ? <ChevronRight /> : <ChevronDown />}
-                </Button>
-                <span className="min-w-0 flex-1 truncate font-medium text-sm" title={group.name}>
-                  {group.name}
-                </span>
-                <span className="text-muted-foreground text-xs">{tabs.length}</span>
-                <Button
-                  variant="ghost"
-                  size="icon-sm"
-                  aria-label={`重命名分组 ${group.name}`}
-                  onClick={() => onRename({ kind: "group", id: group.id, name: group.name })}
-                >
-                  <Pencil />
-                </Button>
-                <Button
-                  variant="ghost"
-                  size="icon-sm"
-                  aria-label={`新建标签 · ${group.name}`}
-                  title="新建标签"
-                  onClick={() => store.createTab({}, { groupId: group.id })}
-                >
-                  <Plus />
-                </Button>
+
+      <section aria-label="重发请求标签栏" className="min-w-0 overflow-x-auto border-t px-3 py-2">
+        <div className="flex min-w-max items-start gap-3">
+          {grouped.map(({ group, tabs }) => {
+            if (filtering && !tabs.length) return null;
+            const collapsed = group.collapsed && !filtering;
+            return (
+              <div
+                key={group.id}
+                className="flex min-w-64 max-w-[min(42rem,90vw)] shrink-0 flex-col gap-1 rounded-md bg-muted/40 p-1"
+              >
+                <div className="flex items-center gap-1 px-1">
+                  <Button
+                    variant="ghost"
+                    size="icon-sm"
+                    aria-label={`${collapsed ? "展开" : "折叠"}分组 ${group.name}`}
+                    disabled={filtering}
+                    onClick={() => store.toggleGroupCollapsed(group.id)}
+                  >
+                    {collapsed ? <ChevronRight /> : <ChevronDown />}
+                  </Button>
+                  <span className="min-w-0 flex-1 truncate font-medium text-sm" title={group.name}>
+                    {group.name}
+                  </span>
+                  <span className="text-muted-foreground text-xs">{tabs.length}</span>
+                  <Button
+                    variant="ghost"
+                    size="icon-sm"
+                    aria-label={`重命名分组 ${group.name}`}
+                    onClick={() => onRename({ kind: "group", id: group.id, name: group.name })}
+                  >
+                    <Pencil />
+                  </Button>
+                  <Button
+                    variant="ghost"
+                    size="icon-sm"
+                    aria-label={`删除分组 ${group.name}`}
+                    disabled={group.id === DEFAULT_GROUP_ID}
+                    onClick={() => {
+                      store.deleteGroup(group.id);
+                      if (groupFilter === group.id) setGroupFilter("all");
+                    }}
+                  >
+                    <Trash2 />
+                  </Button>
+                  <Button
+                    variant="ghost"
+                    size="icon-sm"
+                    aria-label={`新建标签 · ${group.name}`}
+                    title="新建标签"
+                    onClick={() => store.createTab({}, { groupId: group.id })}
+                  >
+                    <Plus />
+                  </Button>
+                </div>
+                {collapsed ? (
+                  <span className="px-2 pb-1 text-muted-foreground text-xs">已折叠</span>
+                ) : (
+                  <div className="flex min-h-10 items-center gap-1 overflow-x-auto px-1 pb-1">
+                    {tabs.map((tab) => (
+                      <div
+                        key={tab.id}
+                        className={cn(
+                          "flex min-w-40 max-w-64 shrink-0 items-center gap-1 rounded-md border bg-background px-1",
+                          active?.id === tab.id && "border-primary bg-accent",
+                        )}
+                      >
+                        <Checkbox
+                          aria-label={`勾选请求 ${tab.title}`}
+                          checked={selected.has(tab.id)}
+                          onCheckedChange={(checked) => toggle(tab.id, checked === true)}
+                        />
+                        <Button
+                          variant="ghost"
+                          size="sm"
+                          aria-current={active?.id === tab.id ? "page" : undefined}
+                          className="min-w-0 flex-1 justify-start gap-1 px-1"
+                          onClick={() => store.setActiveTab(tab.id)}
+                          onDoubleClick={() => onRename({ kind: "tab", id: tab.id, name: tab.title })}
+                          title={`${tab.title}\n${tab.url}`}
+                        >
+                          <span className="font-mono text-[10px] text-muted-foreground">{tab.method}</span>
+                          <span className="truncate">{tab.title}</span>
+                        </Button>
+                        <Button
+                          variant="ghost"
+                          size="icon-sm"
+                          aria-label={`重命名标签 ${tab.title}`}
+                          onClick={() => onRename({ kind: "tab", id: tab.id, name: tab.title })}
+                        >
+                          <Pencil />
+                        </Button>
+                        <Button
+                          variant="ghost"
+                          size="icon-sm"
+                          aria-label={`关闭标签 ${tab.title}`}
+                          onClick={() => store.closeTab(tab.id)}
+                        >
+                          <X />
+                        </Button>
+                      </div>
+                    ))}
+                    {!tabs.length ? <span className="px-2 text-muted-foreground text-xs">暂无标签</span> : null}
+                  </div>
+                )}
               </div>
-              {!collapsed
-                ? tabs.map((tab) => (
-                    <div
-                      key={tab.id}
-                      className={cn(
-                        "flex min-w-0 items-center gap-1 rounded-md px-1",
-                        active?.id === tab.id && "bg-accent",
-                      )}
-                    >
-                      <Checkbox
-                        aria-label={`勾选请求 ${tab.title}`}
-                        checked={selected.has(tab.id)}
-                        onCheckedChange={(checked) => toggle(tab.id, checked === true)}
-                      />
-                      <Button
-                        variant="ghost"
-                        size="sm"
-                        aria-current={active?.id === tab.id ? "page" : undefined}
-                        className="min-w-0 flex-1 justify-start px-1"
-                        onClick={() => store.setActiveTab(tab.id)}
-                        onDoubleClick={() => onRename({ kind: "tab", id: tab.id, name: tab.title })}
-                        title={`${tab.title}\n${tab.url}`}
-                      >
-                        <span className="truncate">{tab.title}</span>
-                      </Button>
-                      <Button
-                        variant="ghost"
-                        size="icon-sm"
-                        aria-label={`重命名标签 ${tab.title}`}
-                        onClick={() => onRename({ kind: "tab", id: tab.id, name: tab.title })}
-                      >
-                        <Pencil />
-                      </Button>
-                      <Button
-                        variant="ghost"
-                        size="icon-sm"
-                        aria-label={`关闭标签 ${tab.title}`}
-                        onClick={() => store.closeTab(tab.id)}
-                      >
-                        <X />
-                      </Button>
-                    </div>
-                  ))
-                : null}
-            </div>
-          );
-        })}
-        {!visible.length ? (
-          <p className="p-2 text-muted-foreground text-xs">没有匹配的请求，清除筛选后可查看全部。</p>
-        ) : null}
+            );
+          })}
+          {!visible.length ? (
+            <p className="py-3 text-muted-foreground text-xs">没有匹配的请求，清除筛选后可查看全部。</p>
+          ) : null}
+        </div>
       </section>
-      <div className="flex max-h-[35%] min-h-20 flex-1 flex-col">
-        <RepeaterHistory tab={active} />
-      </div>
+
+      {historyOpen ? (
+        <div className="max-h-44 overflow-y-auto border-t px-3 py-2">
+          <RepeaterHistory tab={active} />
+        </div>
+      ) : null}
+
       <AlertDialog open={deleting} onOpenChange={setDeleting}>
         <AlertDialogContent>
           <AlertDialogHeader>

web/src/components/repeater/repeater-store.test.mjs

@@ -33,7 +33,12 @@ const {
   parseHeadersText,
   setHostHeader,
 } = require("./repeater-http.ts");
-const { DEFAULT_FILTERS, matchesRepeaterFilters } = require("./repeater-filter.ts");
+const {
+  DEFAULT_FILTERS,
+  filterRepeaterTabs,
+  groupRepeaterTabs,
+  matchesRepeaterFilters,
+} = require("./repeater-filter.ts");
 const { flush, useRepeaterStore } = require("./repeater-store.ts");
 const { toast } = require("sonner");
 
@@ -473,6 +478,52 @@ test("global replay filters combine title, request, response, method, path and s
   );
 });
 
+test("top tab helpers filter by group and preserve workspace group order", () => {
+  let workspace = defaultWorkspace();
+  workspace.groups.push({ id: "other", name: "验证" });
+  const first = workspace.tabs[0];
+  first.title = "默认请求";
+  workspace = addTab(workspace, { method: "POST", url: "https://example.test/verify" }, { groupId: "other" });
+  const visible = filterRepeaterTabs(workspace.tabs, { ...DEFAULT_FILTERS, query: "请求" });
+  assert.deepEqual(
+    visible.map((tab) => tab.title),
+    ["默认请求"],
+  );
+  assert.deepEqual(
+    filterRepeaterTabs(workspace.tabs, DEFAULT_FILTERS, "other").map((tab) => tab.groupId),
+    ["other"],
+  );
+  const grouped = groupRepeaterTabs(workspace.tabs, workspace.groups);
+  assert.deepEqual(
+    grouped.map(({ group, tabs }) => [group.id, tabs.length]),
+    [
+      ["default", 1],
+      ["other", 1],
+    ],
+  );
+});
+
+test("deleting a group keeps its tabs in the default group", (t) => {
+  const { store } = setupStore(t);
+  store.createGroup("临时组");
+  const groupId = useRepeaterStore.getState().workspace.groups[1].id;
+  const tabId = store.createTab({ title: "临时请求" }, { groupId });
+  store.toggleGroupCollapsed("default");
+  store.deleteGroup(groupId);
+  const workspace = useRepeaterStore.getState().workspace;
+  assert.equal(
+    workspace.groups.some((group) => group.id === groupId),
+    false,
+  );
+  assert.equal(workspace.groups.find((group) => group.id === "default").collapsed, false);
+  assert.equal(workspace.tabs.find((tab) => tab.id === tabId).groupId, "default");
+  store.deleteGroup("default");
+  assert.equal(
+    useRepeaterStore.getState().workspace.groups.some((group) => group.id === "default"),
+    true,
+  );
+});
+
 test("bulk move preserves draft, response and inflight requests and persists the whole selection atomically", (t) => {
   const { store, writes } = setupStore(t);
   const [first, other] = store.workspace.tabs;

web/src/components/repeater/repeater-store.ts

@@ -47,6 +47,7 @@ type Store = {
   recordSend: (id: string, entry: RepeaterHistoryEntry) => void;
   createGroup: (name?: string) => void;
   renameGroup: (id: string, name: string) => void;
+  deleteGroup: (id: string) => void;
   setTabGroup: (tabId: string, groupId: string) => void;
   toggleGroupCollapsed: (id: string) => void;
   clearWorkspace: () => void;
@@ -187,6 +188,23 @@ export const useRepeaterStore = create<Store>((set, get) => {
         groups: workspace.groups.map((group) => (group.id === id ? { ...group, name: name.trim() } : group)),
       });
     },
+    deleteGroup: (id) => {
+      if (id === DEFAULT_GROUP_ID) return;
+      const workspace = current();
+      if (!workspace.groups.some((group) => group.id === id)) return;
+      const now = new Date().toISOString();
+      const movesTabs = workspace.tabs.some((tab) => tab.groupId === id);
+      change({
+        ...workspace,
+        groups: workspace.groups
+          .filter((group) => group.id !== id)
+          .map((group) => (movesTabs && group.id === DEFAULT_GROUP_ID ? { ...group, collapsed: false } : group)),
+        tabs: workspace.tabs.map((tab) =>
+          tab.groupId === id ? { ...tab, groupId: DEFAULT_GROUP_ID, updatedAt: now } : tab,
+        ),
+      });
+      flush();
+    },
     setTabGroup: (tabId, groupId) => get().setTabsGroup([tabId], groupId),
     setTabsGroup: (ids, groupId) => {
       const workspace = current();

web/src/components/repeater/repeater-workspace.tsx

@@ -30,7 +30,7 @@ import { Select, SelectContent, SelectGroup, SelectItem, SelectTrigger, SelectVa
 import { Skeleton } from "@/components/ui/skeleton";
 
 import { RepeaterEditor } from "./repeater-editor";
-import { RepeaterNavigator } from "./repeater-navigator";
+import { RepeaterTopBar } from "./repeater-navigator";
 import { useRepeaterStore } from "./repeater-store";
 
 export function RepeaterWorkspace() {
@@ -84,8 +84,8 @@ export function RepeaterWorkspace() {
           </AlertDialog>
         </div>
       </div>
-      <div className="flex min-h-0 flex-1 flex-col gap-4 lg:flex-row">
-        <RepeaterNavigator workspace={workspace} onRename={setRename} />
+      <div className="flex min-h-0 flex-1 flex-col gap-3">
+        <RepeaterTopBar workspace={workspace} onRename={setRename} />
         <main className="flex min-h-0 min-w-0 flex-1 flex-col gap-3">
           {active ? (
             <>