diff --git a/packages/web/package.json b/packages/web/package.json
index de56ae81..d2b6a50b 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -27,6 +27,7 @@
     "markstream-vue": "0.0.7-beta.2",
     "mermaid": "^11.12.2",
     "modern-css-reset": "^1.4.0",
+    "monaco-editor": "^0.52.2",
     "pinia": "^3.0.4",
     "pinia-plugin-persistedstate": "^4.7.1",
     "shiki": "^3.21.0",
diff --git a/packages/web/src/components/file-manager/file-list.vue b/packages/web/src/components/file-manager/file-list.vue
new file mode 100644
index 00000000..01c6c37f
--- /dev/null
+++ b/packages/web/src/components/file-manager/file-list.vue
@@ -0,0 +1,146 @@
+<script setup lang="ts">
+import { computed } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { FontAwesomeIcon } from '@fortawesome/vue-fontawesome'
+import {
+  ContextMenu,
+  ContextMenuContent,
+  ContextMenuItem,
+  ContextMenuSeparator,
+  ContextMenuTrigger,
+} from '@memoh/ui'
+import type { HandlersFsFileInfo } from '@memoh/sdk'
+import { formatFileSize, formatRelativeTime } from './utils'
+
+const props = defineProps<{
+  entries: HandlersFsFileInfo[]
+  loading?: boolean
+}>()
+
+const emit = defineEmits<{
+  navigate: [path: string]
+  open: [entry: HandlersFsFileInfo]
+  download: [entry: HandlersFsFileInfo]
+  rename: [entry: HandlersFsFileInfo]
+  delete: [entry: HandlersFsFileInfo]
+}>()
+
+const { t } = useI18n()
+
+const sortedEntries = computed(() => {
+  const dirs = props.entries
+    .filter(e => e.isDir)
+    .sort((a, b) => (a.name ?? '').localeCompare(b.name ?? ''))
+  const files = props.entries
+    .filter(e => !e.isDir)
+    .sort((a, b) => (a.name ?? '').localeCompare(b.name ?? ''))
+  return [...dirs, ...files]
+})
+
+function handleClick(entry: HandlersFsFileInfo) {
+  if (entry.isDir) {
+    emit('navigate', entry.path ?? '')
+  } else {
+    emit('open', entry)
+  }
+}
+</script>
+
+<template>
+  <div class="w-full">
+    <div
+      v-if="loading"
+      class="flex items-center justify-center py-16 text-muted-foreground"
+    >
+      <FontAwesomeIcon
+        :icon="['fas', 'spinner']"
+        class="mr-2 size-4 animate-spin"
+      />
+      {{ t('common.loading') }}
+    </div>
+
+    <div
+      v-else-if="sortedEntries.length === 0"
+      class="flex flex-col items-center justify-center py-16 text-muted-foreground"
+    >
+      <FontAwesomeIcon
+        :icon="['fas', 'folder-open']"
+        class="mb-2 size-8 opacity-40"
+      />
+      <span>{{ t('bots.files.empty') }}</span>
+    </div>
+
+    <div v-else>
+      <!-- Header row -->
+      <div class="flex items-center border-b border-border px-3 py-2 text-xs font-medium text-muted-foreground">
+        <div class="flex-1">
+          {{ t('bots.files.name') }}
+        </div>
+        <div class="hidden w-20 text-right sm:block">
+          {{ t('bots.files.size') }}
+        </div>
+        <div class="hidden w-28 text-right md:block">
+          {{ t('bots.files.modified') }}
+        </div>
+      </div>
+
+      <!-- File rows -->
+      <ContextMenu
+        v-for="entry in sortedEntries"
+        :key="entry.path"
+      >
+        <ContextMenuTrigger as-child>
+          <div
+            class="flex items-center border-b border-border/50 cursor-pointer px-3 py-2 text-sm transition-colors hover:bg-muted/50"
+            @click="handleClick(entry)"
+          >
+            <div class="flex flex-1 items-center gap-2 min-w-0">
+              <FontAwesomeIcon
+                :icon="entry.isDir ? ['fas', 'folder'] : ['fas', 'file']"
+                :class="entry.isDir ? 'text-blue-500' : 'text-muted-foreground'"
+                class="size-4 shrink-0"
+              />
+              <span class="truncate">{{ entry.name }}</span>
+            </div>
+            <div class="hidden w-20 shrink-0 text-right text-muted-foreground sm:block">
+              {{ entry.isDir ? '' : formatFileSize(entry.size) }}
+            </div>
+            <div class="hidden w-28 shrink-0 text-right text-muted-foreground md:block">
+              {{ formatRelativeTime(entry.modTime) }}
+            </div>
+          </div>
+        </ContextMenuTrigger>
+        <ContextMenuContent>
+          <ContextMenuItem
+            v-if="!entry.isDir"
+            @select="emit('download', entry)"
+          >
+            <FontAwesomeIcon
+              :icon="['fas', 'download']"
+              class="mr-2 size-3.5"
+            />
+            {{ t('bots.files.download') }}
+          </ContextMenuItem>
+          <ContextMenuItem @select="emit('rename', entry)">
+            <FontAwesomeIcon
+              :icon="['fas', 'pen']"
+              class="mr-2 size-3.5"
+            />
+            {{ t('bots.files.rename') }}
+          </ContextMenuItem>
+          <ContextMenuSeparator />
+          <ContextMenuItem
+            class="text-destructive focus:text-destructive"
+            @select="emit('delete', entry)"
+          >
+            <FontAwesomeIcon
+              :icon="['fas', 'trash']"
+              class="mr-2 size-3.5"
+            />
+            {{ t('bots.files.delete') }}
+          </ContextMenuItem>
+        </ContextMenuContent>
+      </ContextMenu>
+    </div>
+  </div>
+</template>
diff --git a/packages/web/src/components/file-manager/file-viewer.vue b/packages/web/src/components/file-manager/file-viewer.vue
new file mode 100644
index 00000000..0d7d4dfe
--- /dev/null
+++ b/packages/web/src/components/file-manager/file-viewer.vue
@@ -0,0 +1,233 @@
+<script setup lang="ts">
+import { ref, watch, computed, onBeforeUnmount } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { toast } from 'vue-sonner'
+import { FontAwesomeIcon } from '@fortawesome/vue-fontawesome'
+import { Button, Spinner } from '@memoh/ui'
+import {
+  getBotsByBotIdContainerFsRead,
+  postBotsByBotIdContainerFsWrite,
+  getBotsByBotIdContainerFsDownload,
+} from '@memoh/sdk'
+import type { HandlersFsFileInfo } from '@memoh/sdk'
+import { resolveApiErrorMessage } from '@/utils/api-error'
+import MonacoEditor from '@/components/monaco-editor/index.vue'
+import { isTextFile, isImageFile, formatFileSize } from './utils'
+
+const props = defineProps<{
+  botId: string
+  file: HandlersFsFileInfo
+}>()
+
+const emit = defineEmits<{
+  close: []
+  saved: []
+}>()
+
+const { t } = useI18n()
+
+const content = ref('')
+const originalContent = ref('')
+const loading = ref(false)
+const saving = ref(false)
+const imageUrl = ref('')
+
+const filename = computed(() => props.file.name ?? '')
+const filePath = computed(() => props.file.path ?? '')
+const isText = computed(() => isTextFile(filename.value))
+const isImage = computed(() => isImageFile(filename.value))
+const isDirty = computed(() => content.value !== originalContent.value)
+
+async function loadTextContent() {
+  loading.value = true
+  try {
+    const { data } = await getBotsByBotIdContainerFsRead({
+      path: { bot_id: props.botId },
+      query: { path: filePath.value },
+      throwOnError: true,
+    })
+    content.value = data.content ?? ''
+    originalContent.value = content.value
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.readFailed')))
+  } finally {
+    loading.value = false
+  }
+}
+
+async function loadImageBlob() {
+  loading.value = true
+  try {
+    const response = await getBotsByBotIdContainerFsDownload({
+      path: { bot_id: props.botId },
+      query: { path: filePath.value },
+      parseAs: 'blob',
+      throwOnError: true,
+    })
+    const blob = response.data as unknown as Blob
+    imageUrl.value = URL.createObjectURL(blob)
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.readFailed')))
+  } finally {
+    loading.value = false
+  }
+}
+
+async function handleSave() {
+  if (!isDirty.value || saving.value) return
+  saving.value = true
+  try {
+    await postBotsByBotIdContainerFsWrite({
+      path: { bot_id: props.botId },
+      body: { path: filePath.value, content: content.value },
+      throwOnError: true,
+    })
+    originalContent.value = content.value
+    toast.success(t('bots.files.saveSuccess'))
+    emit('saved')
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.saveFailed')))
+  } finally {
+    saving.value = false
+  }
+}
+
+function handleDownload() {
+  const url = `/api/bots/${props.botId}/container/fs/download?path=${encodeURIComponent(filePath.value)}`
+  const a = document.createElement('a')
+  a.href = url
+  a.download = filename.value
+  a.click()
+}
+
+function cleanupImageUrl() {
+  if (imageUrl.value) {
+    URL.revokeObjectURL(imageUrl.value)
+    imageUrl.value = ''
+  }
+}
+
+watch(() => props.file.path, () => {
+  cleanupImageUrl()
+  content.value = ''
+  originalContent.value = ''
+  if (isText.value) {
+    void loadTextContent()
+  } else if (isImage.value) {
+    void loadImageBlob()
+  }
+}, { immediate: true })
+
+onBeforeUnmount(() => {
+  cleanupImageUrl()
+})
+</script>
+
+<template>
+  <div class="flex h-full flex-col overflow-hidden">
+    <!-- Header -->
+    <div class="flex items-center justify-between border-b border-border px-4 py-2">
+      <div class="flex items-center gap-2 min-w-0">
+        <FontAwesomeIcon
+          :icon="['fas', 'file']"
+          class="size-3.5 shrink-0 text-muted-foreground"
+        />
+        <span class="truncate text-sm font-medium">{{ filename }}</span>
+        <span class="shrink-0 text-xs text-muted-foreground">{{ formatFileSize(file.size) }}</span>
+        <span
+          v-if="isDirty"
+          class="shrink-0 text-xs text-orange-500"
+        >{{ t('bots.files.unsaved') }}</span>
+      </div>
+      <div class="flex items-center gap-1.5">
+        <Button
+          v-if="isText && isDirty"
+          size="sm"
+          :disabled="saving"
+          @click="handleSave"
+        >
+          <Spinner
+            v-if="saving"
+            class="mr-1"
+          />
+          {{ t('bots.files.save') }}
+        </Button>
+        <Button
+          variant="outline"
+          size="sm"
+          @click="handleDownload"
+        >
+          <FontAwesomeIcon
+            :icon="['fas', 'download']"
+            class="mr-1 size-3"
+          />
+          {{ t('bots.files.download') }}
+        </Button>
+        <Button
+          variant="ghost"
+          size="sm"
+          class="size-7 p-0"
+          @click="emit('close')"
+        >
+          <FontAwesomeIcon
+            :icon="['fas', 'xmark']"
+            class="size-4"
+          />
+        </Button>
+      </div>
+    </div>
+
+    <!-- Content -->
+    <div class="flex-1 min-h-0 overflow-hidden">
+      <div
+        v-if="loading"
+        class="flex h-full items-center justify-center text-muted-foreground"
+      >
+        <Spinner class="mr-2" />
+        {{ t('common.loading') }}
+      </div>
+
+      <MonacoEditor
+        v-else-if="isText"
+        v-model="content"
+        :filename="filename"
+        class="h-full"
+      />
+
+      <div
+        v-else-if="isImage && imageUrl"
+        class="flex h-full items-center justify-center overflow-auto p-4 bg-muted/30"
+      >
+        <img
+          :src="imageUrl"
+          :alt="filename"
+          class="max-h-full max-w-full object-contain rounded"
+        >
+      </div>
+
+      <div
+        v-else
+        class="flex h-full flex-col items-center justify-center gap-3 text-muted-foreground"
+      >
+        <FontAwesomeIcon
+          :icon="['fas', 'file']"
+          class="size-12 opacity-30"
+        />
+        <p class="text-sm">
+          {{ t('bots.files.previewNotAvailable') }}
+        </p>
+        <Button
+          variant="outline"
+          size="sm"
+          @click="handleDownload"
+        >
+          <FontAwesomeIcon
+            :icon="['fas', 'download']"
+            class="mr-1.5 size-3"
+          />
+          {{ t('bots.files.download') }}
+        </Button>
+      </div>
+    </div>
+  </div>
+</template>
diff --git a/packages/web/src/components/file-manager/index.vue b/packages/web/src/components/file-manager/index.vue
new file mode 100644
index 00000000..23417040
--- /dev/null
+++ b/packages/web/src/components/file-manager/index.vue
@@ -0,0 +1,431 @@
+<script setup lang="ts">
+import { ref, watch } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { toast } from 'vue-sonner'
+import { FontAwesomeIcon } from '@fortawesome/vue-fontawesome'
+import {
+  Button,
+  Input,
+  Dialog,
+  DialogContent,
+  DialogHeader,
+  DialogTitle,
+  DialogFooter,
+  Spinner,
+} from '@memoh/ui'
+import {
+  getBotsByBotIdContainerFsList,
+  postBotsByBotIdContainerFsUpload,
+  postBotsByBotIdContainerFsMkdir,
+  postBotsByBotIdContainerFsDelete,
+  postBotsByBotIdContainerFsRename,
+} from '@memoh/sdk'
+import type { HandlersFsFileInfo } from '@memoh/sdk'
+import { resolveApiErrorMessage } from '@/utils/api-error'
+import { pathSegments, joinPath } from './utils'
+import FileList from './file-list.vue'
+import FileViewer from './file-viewer.vue'
+
+const props = defineProps<{
+  botId: string
+}>()
+
+const { t } = useI18n()
+
+const currentPath = ref('/data')
+const entries = ref<HandlersFsFileInfo[]>([])
+const listLoading = ref(false)
+const openFile = ref<HandlersFsFileInfo | null>(null)
+
+const mkdirDialogOpen = ref(false)
+const mkdirName = ref('')
+const mkdirLoading = ref(false)
+
+const renameDialogOpen = ref(false)
+const renameTarget = ref<HandlersFsFileInfo | null>(null)
+const renameNewName = ref('')
+const renameLoading = ref(false)
+
+const deleteDialogOpen = ref(false)
+const deleteTarget = ref<HandlersFsFileInfo | null>(null)
+const deleteLoading = ref(false)
+
+const uploadInputRef = ref<HTMLInputElement>()
+
+async function loadDirectory(path: string) {
+  listLoading.value = true
+  try {
+    const { data } = await getBotsByBotIdContainerFsList({
+      path: { bot_id: props.botId },
+      query: { path },
+      throwOnError: true,
+    })
+    entries.value = data.entries ?? []
+    currentPath.value = data.path ?? path
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.loadFailed')))
+  } finally {
+    listLoading.value = false
+  }
+}
+
+function handleNavigate(path: string) {
+  openFile.value = null
+  void loadDirectory(path)
+}
+
+function handleOpenFile(entry: HandlersFsFileInfo) {
+  openFile.value = entry
+}
+
+function handleCloseViewer() {
+  openFile.value = null
+}
+
+function handleFileSaved() {
+  void loadDirectory(currentPath.value)
+}
+
+// Upload
+function triggerUpload() {
+  uploadInputRef.value?.click()
+}
+
+async function handleUpload(event: Event) {
+  const input = event.target as HTMLInputElement
+  const file = input.files?.[0]
+  if (!file) return
+
+  const destPath = joinPath(currentPath.value, file.name)
+  try {
+    await postBotsByBotIdContainerFsUpload({
+      path: { bot_id: props.botId },
+      body: { path: destPath, file } as never,
+      throwOnError: true,
+    })
+    toast.success(t('bots.files.uploadSuccess'))
+    void loadDirectory(currentPath.value)
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.uploadFailed')))
+  } finally {
+    input.value = ''
+  }
+}
+
+// Mkdir
+function openMkdirDialog() {
+  mkdirName.value = ''
+  mkdirDialogOpen.value = true
+}
+
+async function handleMkdir() {
+  const name = mkdirName.value.trim()
+  if (!name || mkdirLoading.value) return
+
+  mkdirLoading.value = true
+  try {
+    await postBotsByBotIdContainerFsMkdir({
+      path: { bot_id: props.botId },
+      body: { path: joinPath(currentPath.value, name) },
+      throwOnError: true,
+    })
+    mkdirDialogOpen.value = false
+    toast.success(t('bots.files.mkdirSuccess'))
+    void loadDirectory(currentPath.value)
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.mkdirFailed')))
+  } finally {
+    mkdirLoading.value = false
+  }
+}
+
+// Rename
+function openRenameDialog(entry: HandlersFsFileInfo) {
+  renameTarget.value = entry
+  renameNewName.value = entry.name ?? ''
+  renameDialogOpen.value = true
+}
+
+async function handleRename() {
+  const target = renameTarget.value
+  const newName = renameNewName.value.trim()
+  if (!target || !newName || renameLoading.value) return
+
+  renameLoading.value = true
+  try {
+    await postBotsByBotIdContainerFsRename({
+      path: { bot_id: props.botId },
+      body: {
+        oldPath: target.path,
+        newPath: joinPath(currentPath.value, newName),
+      },
+      throwOnError: true,
+    })
+    renameDialogOpen.value = false
+    if (openFile.value?.path === target.path) {
+      openFile.value = null
+    }
+    toast.success(t('bots.files.renameSuccess'))
+    void loadDirectory(currentPath.value)
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.renameFailed')))
+  } finally {
+    renameLoading.value = false
+  }
+}
+
+// Delete
+function openDeleteDialog(entry: HandlersFsFileInfo) {
+  deleteTarget.value = entry
+  deleteDialogOpen.value = true
+}
+
+async function handleDelete() {
+  const target = deleteTarget.value
+  if (!target || deleteLoading.value) return
+
+  deleteLoading.value = true
+  try {
+    await postBotsByBotIdContainerFsDelete({
+      path: { bot_id: props.botId },
+      body: { path: target.path, recursive: target.isDir },
+      throwOnError: true,
+    })
+    deleteDialogOpen.value = false
+    if (openFile.value?.path === target.path) {
+      openFile.value = null
+    }
+    toast.success(t('bots.files.deleteSuccess'))
+    void loadDirectory(currentPath.value)
+  } catch (error) {
+    toast.error(resolveApiErrorMessage(error, t('bots.files.deleteFailed')))
+  } finally {
+    deleteLoading.value = false
+  }
+}
+
+// Download
+function handleDownload(entry: HandlersFsFileInfo) {
+  const url = `/api/bots/${props.botId}/container/fs/download?path=${encodeURIComponent(entry.path ?? '')}`
+  const a = document.createElement('a')
+  a.href = url
+  a.download = entry.name ?? 'file'
+  a.click()
+}
+
+watch(() => props.botId, () => {
+  openFile.value = null
+  currentPath.value = '/data'
+  void loadDirectory('/data')
+}, { immediate: true })
+</script>
+
+<template>
+  <div class="flex h-full flex-col overflow-hidden">
+    <!-- Toolbar -->
+    <div class="flex items-center gap-2 border-b border-border px-4 py-2">
+      <!-- Breadcrumb -->
+      <nav class="flex min-w-0 flex-1 items-center gap-1 text-sm">
+        <template
+          v-for="(seg, idx) in pathSegments(currentPath)"
+          :key="seg.path"
+        >
+          <FontAwesomeIcon
+            v-if="idx > 0"
+            :icon="['fas', 'chevron-right']"
+            class="size-2.5 shrink-0 text-muted-foreground"
+          />
+          <button
+            class="truncate rounded px-1.5 py-0.5 hover:bg-muted transition-colors"
+            :class="idx === pathSegments(currentPath).length - 1 ? 'font-medium text-foreground' : 'text-muted-foreground'"
+            @click="handleNavigate(seg.path)"
+          >
+            <FontAwesomeIcon
+              v-if="idx === 0"
+              :icon="['fas', 'folder']"
+              class="mr-1 size-3"
+            />
+            {{ seg.name }}
+          </button>
+        </template>
+      </nav>
+
+      <!-- Actions -->
+      <div class="flex items-center gap-1.5">
+        <input
+          ref="uploadInputRef"
+          type="file"
+          class="hidden"
+          @change="handleUpload"
+        >
+        <Button
+          variant="outline"
+          size="sm"
+          @click="triggerUpload"
+        >
+          <FontAwesomeIcon
+            :icon="['fas', 'upload']"
+            class="mr-1.5 size-3"
+          />
+          {{ t('bots.files.upload') }}
+        </Button>
+        <Button
+          variant="outline"
+          size="sm"
+          @click="openMkdirDialog"
+        >
+          <FontAwesomeIcon
+            :icon="['fas', 'folder-plus']"
+            class="mr-1.5 size-3"
+          />
+          {{ t('bots.files.newFolder') }}
+        </Button>
+        <Button
+          variant="ghost"
+          size="sm"
+          class="size-8 p-0"
+          :disabled="listLoading"
+          @click="() => loadDirectory(currentPath)"
+        >
+          <FontAwesomeIcon
+            :icon="['fas', 'rotate']"
+            class="size-3.5"
+            :class="{ 'animate-spin': listLoading }"
+          />
+        </Button>
+      </div>
+    </div>
+
+    <!-- Main content area -->
+    <div class="flex flex-1 min-h-0 overflow-hidden">
+      <!-- File list -->
+      <div
+        class="overflow-auto border-border transition-all"
+        :class="openFile ? 'w-80 shrink-0 border-r' : 'w-full'"
+      >
+        <FileList
+          :entries="entries"
+          :loading="listLoading"
+          @navigate="handleNavigate"
+          @open="handleOpenFile"
+          @download="handleDownload"
+          @rename="openRenameDialog"
+          @delete="openDeleteDialog"
+        />
+      </div>
+
+      <!-- File viewer -->
+      <div
+        v-if="openFile"
+        class="flex-1 overflow-hidden"
+      >
+        <FileViewer
+          :bot-id="botId"
+          :file="openFile"
+          @close="handleCloseViewer"
+          @saved="handleFileSaved"
+        />
+      </div>
+    </div>
+
+    <!-- Mkdir dialog -->
+    <Dialog v-model:open="mkdirDialogOpen">
+      <DialogContent class="sm:max-w-md">
+        <DialogHeader>
+          <DialogTitle>{{ t('bots.files.newFolder') }}</DialogTitle>
+        </DialogHeader>
+        <Input
+          v-model="mkdirName"
+          :placeholder="t('bots.files.folderNamePlaceholder')"
+          :disabled="mkdirLoading"
+          @keydown.enter.prevent="handleMkdir"
+        />
+        <DialogFooter>
+          <Button
+            variant="outline"
+            :disabled="mkdirLoading"
+            @click="mkdirDialogOpen = false"
+          >
+            {{ t('common.cancel') }}
+          </Button>
+          <Button
+            :disabled="!mkdirName.trim() || mkdirLoading"
+            @click="handleMkdir"
+          >
+            <Spinner
+              v-if="mkdirLoading"
+              class="mr-1"
+            />
+            {{ t('common.confirm') }}
+          </Button>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+
+    <!-- Rename dialog -->
+    <Dialog v-model:open="renameDialogOpen">
+      <DialogContent class="sm:max-w-md">
+        <DialogHeader>
+          <DialogTitle>{{ t('bots.files.rename') }}</DialogTitle>
+        </DialogHeader>
+        <Input
+          v-model="renameNewName"
+          :placeholder="t('bots.files.newNamePlaceholder')"
+          :disabled="renameLoading"
+          @keydown.enter.prevent="handleRename"
+        />
+        <DialogFooter>
+          <Button
+            variant="outline"
+            :disabled="renameLoading"
+            @click="renameDialogOpen = false"
+          >
+            {{ t('common.cancel') }}
+          </Button>
+          <Button
+            :disabled="!renameNewName.trim() || renameLoading"
+            @click="handleRename"
+          >
+            <Spinner
+              v-if="renameLoading"
+              class="mr-1"
+            />
+            {{ t('common.confirm') }}
+          </Button>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+
+    <!-- Delete dialog -->
+    <Dialog v-model:open="deleteDialogOpen">
+      <DialogContent class="sm:max-w-md">
+        <DialogHeader>
+          <DialogTitle>{{ t('bots.files.confirmDelete') }}</DialogTitle>
+        </DialogHeader>
+        <p class="text-sm text-muted-foreground">
+          {{ t('bots.files.confirmDeleteMessage', { name: deleteTarget?.name ?? '' }) }}
+        </p>
+        <DialogFooter>
+          <Button
+            variant="outline"
+            :disabled="deleteLoading"
+            @click="deleteDialogOpen = false"
+          >
+            {{ t('common.cancel') }}
+          </Button>
+          <Button
+            variant="destructive"
+            :disabled="deleteLoading"
+            @click="handleDelete"
+          >
+            <Spinner
+              v-if="deleteLoading"
+              class="mr-1"
+            />
+            {{ t('bots.files.delete') }}
+          </Button>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+  </div>
+</template>
diff --git a/packages/web/src/components/file-manager/utils.ts b/packages/web/src/components/file-manager/utils.ts
new file mode 100644
index 00000000..b96f3881
--- /dev/null
+++ b/packages/web/src/components/file-manager/utils.ts
@@ -0,0 +1,171 @@
+const EXTENSION_LANGUAGE_MAP: Record<string, string> = {
+  js: 'javascript',
+  mjs: 'javascript',
+  cjs: 'javascript',
+  jsx: 'javascript',
+  ts: 'typescript',
+  tsx: 'typescript',
+  mts: 'typescript',
+  cts: 'typescript',
+  vue: 'html',
+  html: 'html',
+  htm: 'html',
+  css: 'css',
+  scss: 'scss',
+  less: 'less',
+  json: 'json',
+  jsonc: 'json',
+  md: 'markdown',
+  markdown: 'markdown',
+  xml: 'xml',
+  svg: 'xml',
+  yaml: 'yaml',
+  yml: 'yaml',
+  toml: 'ini',
+  ini: 'ini',
+  conf: 'ini',
+  sh: 'shell',
+  bash: 'shell',
+  zsh: 'shell',
+  fish: 'shell',
+  py: 'python',
+  rb: 'ruby',
+  go: 'go',
+  rs: 'rust',
+  java: 'java',
+  kt: 'kotlin',
+  kts: 'kotlin',
+  swift: 'swift',
+  c: 'c',
+  cpp: 'cpp',
+  cc: 'cpp',
+  cxx: 'cpp',
+  h: 'c',
+  hpp: 'cpp',
+  cs: 'csharp',
+  php: 'php',
+  r: 'r',
+  R: 'r',
+  sql: 'sql',
+  graphql: 'graphql',
+  gql: 'graphql',
+  dockerfile: 'dockerfile',
+  makefile: 'makefile',
+  lua: 'lua',
+  perl: 'perl',
+  pl: 'perl',
+  scala: 'scala',
+  groovy: 'groovy',
+  dart: 'dart',
+  elixir: 'elixir',
+  ex: 'elixir',
+  exs: 'elixir',
+  clj: 'clojure',
+  bat: 'bat',
+  cmd: 'bat',
+  ps1: 'powershell',
+  psm1: 'powershell',
+  tf: 'hcl',
+  hcl: 'hcl',
+}
+
+const TEXT_EXTENSIONS = new Set([
+  ...Object.keys(EXTENSION_LANGUAGE_MAP),
+  'txt', 'log', 'env', 'gitignore', 'gitattributes',
+  'editorconfig', 'prettierrc', 'eslintrc', 'babelrc',
+  'npmrc', 'nvmrc', 'dockerignore', 'lock', 'csv', 'tsv',
+  'properties', 'cfg', 'cmake',
+])
+
+const TEXT_FILENAMES = new Set([
+  'Makefile', 'Dockerfile', 'Vagrantfile', 'Gemfile',
+  'Rakefile', 'Procfile', 'LICENSE', 'CHANGELOG',
+  'README', 'AUTHORS', 'CONTRIBUTORS', '.gitignore',
+  '.gitattributes', '.editorconfig', '.env', '.env.local',
+  '.env.development', '.env.production', '.prettierrc',
+  '.eslintrc', '.babelrc', '.npmrc', '.nvmrc',
+  '.dockerignore',
+])
+
+const IMAGE_EXTENSIONS = new Set([
+  'png', 'jpg', 'jpeg', 'gif', 'webp', 'svg', 'ico', 'bmp', 'avif',
+])
+
+export function getExtension(filename: string): string {
+  const dotIndex = filename.lastIndexOf('.')
+  if (dotIndex === -1 || dotIndex === filename.length - 1) return ''
+  return filename.slice(dotIndex + 1).toLowerCase()
+}
+
+export function getLanguageByFilename(filename: string): string {
+  const lower = filename.toLowerCase()
+  if (lower === 'dockerfile' || lower.startsWith('dockerfile.')) return 'dockerfile'
+  if (lower === 'makefile') return 'makefile'
+  const ext = getExtension(filename)
+  return EXTENSION_LANGUAGE_MAP[ext] ?? 'plaintext'
+}
+
+export function isTextFile(filename: string): boolean {
+  if (TEXT_FILENAMES.has(filename)) return true
+  const ext = getExtension(filename)
+  if (!ext) return false
+  return TEXT_EXTENSIONS.has(ext)
+}
+
+export function isImageFile(filename: string): boolean {
+  const ext = getExtension(filename)
+  return IMAGE_EXTENSIONS.has(ext)
+}
+
+export function formatFileSize(bytes: number | undefined): string {
+  if (bytes === undefined || bytes === null) return ''
+  if (bytes === 0) return '0 B'
+  const units = ['B', 'KB', 'MB', 'GB', 'TB']
+  const i = Math.floor(Math.log(bytes) / Math.log(1024))
+  const size = bytes / Math.pow(1024, i)
+  return `${size.toFixed(i === 0 ? 0 : 1)} ${units[i]}`
+}
+
+export function formatRelativeTime(dateStr: string | undefined): string {
+  if (!dateStr) return ''
+  const date = new Date(dateStr)
+  const now = new Date()
+  const diffMs = now.getTime() - date.getTime()
+  const diffSec = Math.floor(diffMs / 1000)
+  const diffMin = Math.floor(diffSec / 60)
+  const diffHour = Math.floor(diffMin / 60)
+  const diffDay = Math.floor(diffHour / 24)
+
+  if (diffDay > 30) {
+    return date.toLocaleDateString()
+  }
+  if (diffDay > 0) return `${diffDay}d ago`
+  if (diffHour > 0) return `${diffHour}h ago`
+  if (diffMin > 0) return `${diffMin}m ago`
+  return 'just now'
+}
+
+export function joinPath(...parts: string[]): string {
+  return parts
+    .join('/')
+    .replace(/\/+/g, '/')
+    .replace(/\/$/, '') || '/'
+}
+
+export function parentPath(path: string): string {
+  if (path === '/' || path === '') return '/'
+  const parts = path.replace(/\/$/, '').split('/')
+  parts.pop()
+  return parts.join('/') || '/'
+}
+
+export function pathSegments(path: string): { name: string; path: string }[] {
+  const parts = path.split('/').filter(Boolean)
+  const segments: { name: string; path: string }[] = [{ name: '/', path: '/' }]
+  let current = ''
+  for (const part of parts) {
+    current += '/' + part
+    segments.push({ name: part, path: current })
+  }
+  return segments
+}
diff --git a/packages/web/src/components/monaco-editor/index.vue b/packages/web/src/components/monaco-editor/index.vue
new file mode 100644
index 00000000..61bc8a75
--- /dev/null
+++ b/packages/web/src/components/monaco-editor/index.vue
@@ -0,0 +1,103 @@
+<script setup lang="ts">
+import { ref, onMounted, onBeforeUnmount, watch, shallowRef } from 'vue'
+import * as monaco from 'monaco-editor'
+import { useSettingsStore } from '@/store/settings'
+import { getLanguageByFilename } from '@/components/file-manager/utils'
+
+self.MonacoEnvironment = {
+  getWorker() {
+    return new Worker(
+      new URL('monaco-editor/esm/vs/editor/editor.worker.js', import.meta.url),
+      { type: 'module' },
+    )
+  },
+}
+
+const props = withDefaults(defineProps<{
+  modelValue: string
+  language?: string
+  readonly?: boolean
+  filename?: string
+}>(), {
+  language: undefined,
+  readonly: false,
+  filename: undefined,
+})
+
+const emit = defineEmits<{
+  'update:modelValue': [value: string]
+}>()
+
+const containerRef = ref<HTMLDivElement>()
+const editorInstance = shallowRef<monaco.editor.IStandaloneCodeEditor>()
+const settings = useSettingsStore()
+
+function resolveLanguage(): string {
+  if (props.language) return props.language
+  if (props.filename) return getLanguageByFilename(props.filename)
+  return 'plaintext'
+}
+
+function resolveTheme(): string {
+  return settings.theme === 'dark' ? 'vs-dark' : 'vs'
+}
+
+onMounted(() => {
+  if (!containerRef.value) return
+
+  editorInstance.value = monaco.editor.create(containerRef.value, {
+    value: props.modelValue,
+    language: resolveLanguage(),
+    theme: resolveTheme(),
+    readOnly: props.readonly,
+    automaticLayout: true,
+    minimap: { enabled: false },
+    scrollBeyondLastLine: false,
+    fontSize: 13,
+    lineNumbers: 'on',
+    renderLineHighlight: 'line',
+    tabSize: 2,
+    wordWrap: 'on',
+    padding: { top: 8, bottom: 8 },
+  })
+
+  editorInstance.value.onDidChangeModelContent(() => {
+    const value = editorInstance.value?.getValue() ?? ''
+    emit('update:modelValue', value)
+  })
+})
+
+onBeforeUnmount(() => {
+  editorInstance.value?.dispose()
+})
+
+watch(() => props.modelValue, (newVal) => {
+  const editor = editorInstance.value
+  if (!editor) return
+  if (editor.getValue() !== newVal) {
+    editor.setValue(newVal)
+  }
+})
+
+watch(() => props.readonly, (val) => {
+  editorInstance.value?.updateOptions({ readOnly: val })
+})
+
+watch([() => props.language, () => props.filename], () => {
+  const model = editorInstance.value?.getModel()
+  if (model) {
+    monaco.editor.setModelLanguage(model, resolveLanguage())
+  }
+})
+
+watch(() => settings.theme, () => {
+  monaco.editor.setTheme(resolveTheme())
+})
+</script>
+
+<template>
+  <div
+    ref="containerRef"
+    class="h-full w-full overflow-hidden"
+  />
+</template>
diff --git a/packages/web/src/i18n/locales/en.json b/packages/web/src/i18n/locales/en.json
index 03050bd7..2853a41e 100644
--- a/packages/web/src/i18n/locales/en.json
+++ b/packages/web/src/i18n/locales/en.json
@@ -351,8 +351,39 @@
       "history": "History",
       "skills": "Skills",
       "email": "Email",
+      "files": "Files",
       "settings": "Settings"
     },
+    "files": {
+      "name": "Name",
+      "size": "Size",
+      "modified": "Modified",
+      "empty": "This directory is empty",
+      "upload": "Upload",
+      "newFolder": "New Folder",
+      "download": "Download",
+      "rename": "Rename",
+      "delete": "Delete",
+      "save": "Save",
+      "unsaved": "(unsaved)",
+      "previewNotAvailable": "Preview not available for this file type",
+      "folderNamePlaceholder": "Folder name",
+      "newNamePlaceholder": "New name",
+      "confirmDelete": "Confirm Delete",
+      "confirmDeleteMessage": "Are you sure you want to delete \"{name}\"? This action cannot be undone.",
+      "loadFailed": "Failed to load directory",
+      "readFailed": "Failed to read file",
+      "saveSuccess": "File saved",
+      "saveFailed": "Failed to save file",
+      "uploadSuccess": "File uploaded",
+      "uploadFailed": "Failed to upload file",
+      "mkdirSuccess": "Folder created",
+      "mkdirFailed": "Failed to create folder",
+      "renameSuccess": "Renamed successfully",
+      "renameFailed": "Failed to rename",
+      "deleteSuccess": "Deleted successfully",
+      "deleteFailed": "Failed to delete"
+    },
     "email": {
       "title": "Email",
       "subtitle": "Manage email provider bindings and view inbox / outbox.",
diff --git a/packages/web/src/i18n/locales/zh.json b/packages/web/src/i18n/locales/zh.json
index 53585040..9c0052c0 100644
--- a/packages/web/src/i18n/locales/zh.json
+++ b/packages/web/src/i18n/locales/zh.json
@@ -347,8 +347,39 @@
       "history": "对话历史",
       "skills": "技能",
       "email": "邮件",
+      "files": "文件",
       "settings": "设置"
     },
+    "files": {
+      "name": "名称",
+      "size": "大小",
+      "modified": "修改时间",
+      "empty": "此目录为空",
+      "upload": "上传",
+      "newFolder": "新建文件夹",
+      "download": "下载",
+      "rename": "重命名",
+      "delete": "删除",
+      "save": "保存",
+      "unsaved": "(未保存)",
+      "previewNotAvailable": "无法预览此文件类型",
+      "folderNamePlaceholder": "文件夹名称",
+      "newNamePlaceholder": "新名称",
+      "confirmDelete": "确认删除",
+      "confirmDeleteMessage": "确定要删除 \"{name}\" 吗？此操作不可撤销。",
+      "loadFailed": "加载目录失败",
+      "readFailed": "读取文件失败",
+      "saveSuccess": "文件已保存",
+      "saveFailed": "保存文件失败",
+      "uploadSuccess": "文件已上传",
+      "uploadFailed": "上传文件失败",
+      "mkdirSuccess": "文件夹已创建",
+      "mkdirFailed": "创建文件夹失败",
+      "renameSuccess": "重命名成功",
+      "renameFailed": "重命名失败",
+      "deleteSuccess": "删除成功",
+      "deleteFailed": "删除失败"
+    },
     "email": {
       "title": "邮件",
       "subtitle": "管理邮件提供方绑定，查看收件箱和发件箱。",
diff --git a/packages/web/src/pages/bots/components/bot-files.vue b/packages/web/src/pages/bots/components/bot-files.vue
new file mode 100644
index 00000000..5325a3d2
--- /dev/null
+++ b/packages/web/src/pages/bots/components/bot-files.vue
@@ -0,0 +1,15 @@
+<script setup lang="ts">
+import FileManager from '@/components/file-manager/index.vue'
+
+defineProps<{
+  botId: string
+  botType?: string
+}>()
+</script>
+
+<template>
+  <FileManager
+    :bot-id="botId"
+    class="h-full"
+  />
+</template>
diff --git a/packages/web/src/pages/bots/detail.vue b/packages/web/src/pages/bots/detail.vue
index a1487512..52f9a47a 100644
--- a/packages/web/src/pages/bots/detail.vue
+++ b/packages/web/src/pages/bots/detail.vue
@@ -127,7 +127,20 @@
         <template #sidebar-footer />
 
         <template #detail>
-          <ScrollArea class="max-h-full h-full">
+          <template v-if="activeTab === 'files'">
+            <div class="h-full">
+              <KeepAlive>
+                <BotFiles
+                  :bot-id="botId"
+                  :bot-type="bot?.type"
+                />
+              </KeepAlive>
+            </div>
+          </template>
+          <ScrollArea
+            v-else
+            class="max-h-full h-full"
+          >
             <section class="p-4">
               <KeepAlive>
                 <component
@@ -246,6 +259,7 @@ import BotEmail from './components/bot-email.vue'
 import BotSubagents from './components/bot-subagents.vue'
 import BotOverview from './components/bot-overview.vue'
 import BotContainer from './components/bot-container.vue'
+import BotFiles from './components/bot-files.vue'
 import { resolveApiErrorMessage } from '@/utils/api-error'
 import { useAvatarInitials } from '@/composables/useAvatarInitials'
 import { useSyncedQueryParam } from '@/composables/useSyncedQueryParam'
@@ -266,6 +280,7 @@ const tabList = [
   { value: 'channels', label: 'bots.tabs.channels', component: BotChannels },
   { value: 'email', label: 'bots.tabs.email', component: BotEmail },
   { value: 'container', label: 'bots.tabs.container', component: BotContainer },
+  { value: 'files', label: 'bots.tabs.files', component: BotFiles },
   { value: 'mcp', label: 'bots.tabs.mcp' ,component: BotMcp },
   { value: 'subagents', label: 'bots.tabs.subagents',component: BotSubagents },
   { value: 'heartbeat', label: 'bots.tabs.heartbeat',component: BotHeartbeat },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 66315fc1..98586088 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -345,6 +345,9 @@ importers:
       modern-css-reset:
         specifier: ^1.4.0
         version: 1.4.0
+      monaco-editor:
+        specifier: ^0.52.2
+        version: 0.52.2
       pinia:
         specifier: ^3.0.4
         version: 3.0.4(typescript@5.9.3)(vue@3.5.26(typescript@5.9.3))