feat(workspace): 命名工作区（保存/打开一组根）

新增 useNamedWorkspaces（KV 存储）+ WorkspaceManager 弹窗：把当前主根+额外挂载根
存为命名条目，一键切换；打开时设主根并恢复额外根。命令面板「命名工作区」入口。

Author: qianmoQ

src/App.vue

@@ -331,6 +331,8 @@
     <!-- 文件夹内全局搜索 -->
     <SearchPanel v-if="showSearch && rootDir" :root-dir="rootDir" :extra-roots="extraRoots" :scope="searchScope" @open="openSearchResult" @replaced="reloadAffectedFiles" @close="showSearch = false"/>
 
+    <WorkspaceManager v-if="showWorkspaces" :root-dir="rootDir" :extra-roots="extraRoots" @open="openWorkspace" @close="showWorkspaces = false"/>
+
     <!-- 快速打开文件 -->
     <QuickOpen v-if="showQuickOpen && rootDir"
                :root-dir="rootDir"
@@ -591,6 +593,7 @@ import {useDebug} from './composables/useDebug'
 import AiAssistant from './components/AiAssistant.vue'
 import InlineGenerate from './components/InlineGenerate.vue'
 import SearchPanel from './components/SearchPanel.vue'
+import WorkspaceManager from './components/WorkspaceManager.vue'
 import {useTheme, type AppTheme} from './composables/useTheme'
 import Modal from './ui/Modal.vue'
 import Button from './ui/Button.vue'
@@ -754,7 +757,15 @@ const rootDir = ref<string | null>(null)
 const {copyPermalink, openPermalink, openRepoOnWeb} = useGitPermalink(rootDir, currentFilePath, cursorInfo)
 
 // 多根工作区：额外挂载的文件夹（Git/搜索仍走主根 rootDir）
-const {extraRoots, addWorkspaceFolder, removeWorkspaceFolder, resetExtraRoots} = useWorkspaceRoots(rootDir)
+const {extraRoots, addWorkspaceFolder, removeWorkspaceFolder, resetExtraRoots, setExtraRoots} = useWorkspaceRoots(rootDir)
+
+// 命名工作区：保存/打开一组根
+const showWorkspaces = ref(false)
+const openWorkspace = (ws: {rootDir: string; extraRoots: string[]}) => {
+  showWorkspaces.value = false
+  openFolderPath(ws.rootDir)   // 设主根并清空额外根
+  setExtraRoots(ws.extraRoots) // 再恢复该工作区的额外根
+}
 const sidebarVisible = ref(kvGet('sidebar-visible') === 'true')
 // 专注模式：隐藏顶部工具栏/运行输入/侧栏/状态栏，沉浸编辑
 const zenMode = ref(false)
@@ -2231,7 +2242,7 @@ const isOverlayOpen = () =>
     || showHistory.value || showViewer.value || showRunPrompt.value
     || showQuickOpen.value || showGenerate.value || showSearch.value
     || showCommandPalette.value || showDiff.value || showGoToLine.value || showOutline.value || showSnippets.value
-    || applyPreview.value != null || clipboardDiff.value != null
+    || applyPreview.value != null || clipboardDiff.value != null || showWorkspaces.value
 
 // 全局快捷键（绑定可在设置中自定义）
 const {matchAction: matchShortcut, reload: reloadShortcuts, getBinding, formatCombo} = useShortcuts()
@@ -2291,6 +2302,7 @@ const paletteCommands = computed<PaletteCommand[]>(() => [
   {id: 'formatOnSave', label: formatOnSave.value ? t('command.formatOnSaveOff') : t('command.formatOnSaveOn'), icon: Save, run: () => toggleFormatOnSave()},
   {id: 'open', label: t('command.open'), icon: FolderOpen, hint: hintOf('open'), run: () => handleOpenFileClick()},
   {id: 'openFolder', label: t('command.openFolder'), icon: FolderOpen, run: () => openFolder()},
+  {id: 'workspaces', label: t('command.workspaces'), icon: FolderOpen, run: () => { showWorkspaces.value = true }},
   {id: 'save', label: t('command.save'), icon: Save, hint: hintOf('save'), run: () => handleSave()},
   {id: 'saveAs', label: t('command.saveAs'), icon: Save, hint: hintOf('saveAs'), run: () => saveFileAs()},
   {id: 'newTab', label: t('command.newTab'), icon: Plus, hint: hintOf('newTab'), run: () => handleNewTab()},

src/components/WorkspaceManager.vue

@@ -0,0 +1,67 @@
+<template>
+  <div class="fixed inset-0 z-50 flex items-start justify-center pt-24" @click="emit('close')">
+    <div class="w-[520px] max-w-[90vw] bg-white dark:bg-gray-800 dark:text-gray-100 rounded-lg shadow-2xl border border-gray-200 dark:border-gray-700 overflow-hidden flex flex-col max-h-[60vh]"
+         @click.stop>
+      <div class="flex items-center gap-2 px-4 py-2.5 border-b border-gray-200 dark:border-gray-700 text-sm font-medium text-gray-700 dark:text-gray-200">
+        <Layers class="w-4 h-4 text-brand-500"/>
+        <span>{{ t('workspaces.title') }}</span>
+      </div>
+
+      <!-- 保存当前 -->
+      <div class="flex items-center gap-2 px-3 py-2.5 border-b border-gray-200 dark:border-gray-700">
+        <input v-model="name"
+               class="flex-1 text-sm border border-gray-300 dark:border-gray-600 dark:bg-gray-900 rounded px-2 py-1.5 focus:outline-none focus:border-blue-500"
+               :placeholder="t('workspaces.namePlaceholder')"
+               @keydown.enter="saveCurrent"/>
+        <button class="text-xs px-3 py-1.5 rounded bg-brand-600 text-white hover:bg-brand-700 disabled:opacity-40 disabled:cursor-not-allowed cursor-pointer whitespace-nowrap"
+                :disabled="!rootDir || !name.trim()"
+                @click="saveCurrent">
+          {{ t('workspaces.saveCurrent') }}
+        </button>
+      </div>
+
+      <!-- 列表 -->
+      <div class="flex-1 overflow-y-auto py-1">
+        <div v-if="!workspaces.length" class="px-4 py-8 text-center text-sm text-gray-400">{{ t('workspaces.empty') }}</div>
+        <div v-for="w in workspaces" :key="w.name"
+             class="group flex items-center gap-2 px-3 py-2 hover:bg-gray-100 dark:hover:bg-gray-700">
+          <button class="flex-1 min-w-0 text-left cursor-pointer" @click="emit('open', w)">
+            <div class="text-sm font-medium text-gray-800 dark:text-gray-100 truncate">{{ w.name }}</div>
+            <div class="text-xs text-gray-400 truncate">
+              {{ folderName(w.rootDir) }}<span v-if="w.extraRoots.length"> · +{{ w.extraRoots.length }}</span>
+            </div>
+          </button>
+          <button class="p-1 rounded text-gray-400 hover:text-red-500 opacity-0 group-hover:opacity-100 cursor-pointer"
+                  :title="t('workspaces.delete')"
+                  @click.stop="remove(w.name)">
+            <Trash2 class="w-3.5 h-3.5"/>
+          </button>
+        </div>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import {ref} from 'vue'
+import {useI18n} from 'vue-i18n'
+import {Layers, Trash2} from 'lucide-vue-next'
+import {useNamedWorkspaces, type NamedWorkspace} from '../composables/useNamedWorkspaces'
+
+const {t} = useI18n()
+const props = defineProps<{ rootDir: string | null; extraRoots: string[] }>()
+const emit = defineEmits<{ open: [ws: NamedWorkspace]; close: [] }>()
+
+const {workspaces, save, remove} = useNamedWorkspaces()
+const name = ref('')
+
+const folderName = (p: string) => p.split(/[\\/]/).filter(Boolean).pop() || p
+
+const saveCurrent = () => {
+  if (!props.rootDir || !name.value.trim()) {
+    return
+  }
+  save(name.value, props.rootDir, props.extraRoots)
+  name.value = ''
+}
+</script>

src/composables/useNamedWorkspaces.ts

@@ -0,0 +1,41 @@
+// 命名工作区：把一组根（主根 + 额外挂载根）存为命名条目，便于切换。
+import {ref} from 'vue'
+import {kvGetJSON, kvSetJSON} from './useKvStore'
+
+export interface NamedWorkspace {
+  name: string
+  rootDir: string
+  extraRoots: string[]
+}
+
+const KEY = 'named-workspaces'
+
+export function useNamedWorkspaces() {
+  const workspaces = ref<NamedWorkspace[]>(kvGetJSON<NamedWorkspace[]>(KEY, []))
+
+  const persist = () => kvSetJSON(KEY, workspaces.value)
+
+  // 保存/覆盖同名条目
+  const save = (name: string, rootDir: string, extraRoots: string[]) => {
+    const n = name.trim()
+    if (!n || !rootDir) {
+      return
+    }
+    const entry: NamedWorkspace = {name: n, rootDir, extraRoots: [...extraRoots]}
+    const idx = workspaces.value.findIndex(w => w.name === n)
+    if (idx >= 0) {
+      workspaces.value = workspaces.value.map((w, i) => (i === idx ? entry : w))
+    }
+    else {
+      workspaces.value = [...workspaces.value, entry]
+    }
+    persist()
+  }
+
+  const remove = (name: string) => {
+    workspaces.value = workspaces.value.filter(w => w.name !== name)
+    persist()
+  }
+
+  return {workspaces, save, remove}
+}

src/composables/useWorkspaceRoots.ts

@@ -29,5 +29,11 @@ export function useWorkspaceRoots(rootDir: Ref<string | null>) {
     persist()
   }
 
-  return {extraRoots, addWorkspaceFolder, removeWorkspaceFolder, resetExtraRoots}
+  // 整体设置额外根（打开命名工作区时用）
+  const setExtraRoots = (paths: string[]) => {
+    extraRoots.value = [...paths]
+    persist()
+  }
+
+  return {extraRoots, addWorkspaceFolder, removeWorkspaceFolder, resetExtraRoots, setExtraRoots}
 }

src/i18n/locales/en.json

@@ -671,6 +671,7 @@
     "formatOnSaveOff": "Disable format on save",
     "open": "Open file",
     "openFolder": "Open folder",
+    "workspaces": "Named workspaces",
     "save": "Save file",
     "saveAs": "Save as",
     "newTab": "New tab",
@@ -822,6 +823,13 @@
     "noOutput": "No output",
     "noOutputHint": "Try running some code"
   },
+  "workspaces": {
+    "title": "Named workspaces",
+    "namePlaceholder": "Name this workspace…",
+    "saveCurrent": "Save current",
+    "empty": "No saved workspaces yet",
+    "delete": "Delete"
+  },
   "sidebar": {
     "explorer": "Explorer",
     "openFolder": "Open folder",

src/i18n/locales/zh-CN.json

@@ -671,6 +671,7 @@
     "formatOnSaveOff": "关闭保存时格式化",
     "open": "打开文件",
     "openFolder": "打开文件夹",
+    "workspaces": "命名工作区",
     "save": "保存文件",
     "saveAs": "另存为",
     "newTab": "新建标签",
@@ -822,6 +823,13 @@
     "noOutput": "没有输出",
     "noOutputHint": "可以尝试运行一些代码"
   },
+  "workspaces": {
+    "title": "命名工作区",
+    "namePlaceholder": "为当前工作区命名…",
+    "saveCurrent": "保存当前",
+    "empty": "还没有保存的工作区",
+    "delete": "删除"
+  },
   "sidebar": {
     "explorer": "资源管理器",
     "openFolder": "打开文件夹",