fix library display and docker compose update

web/src/pages/SystemUpdatePanel.tsx

@@ -100,7 +100,7 @@ export function SystemUpdatePanel() {
           </div>
           <div className="min-w-0">
             <div className="flex flex-wrap items-center gap-2">
-              <h2 className="font-display text-xl font-semibold text-ink-600">Docker 热更新</h2>
+              <h2 className="font-display text-xl font-semibold text-ink-600">Docker Compose 一键更新</h2>
               <span className={`inline-flex items-center gap-1 rounded-lg border px-2 py-1 text-xs ${tone.className}`}>
                 <ToneIcon size={13} />
                 {tone.label}
@@ -130,7 +130,7 @@ export function SystemUpdatePanel() {
           <button
             type="button"
             className="btn-primary"
-            disabled={applying || status?.running || !status?.can_apply}
+            disabled={applying || status?.running}
             onClick={applyUpdate}
           >
             {applying || status?.running ? <Loader2 size={16} className="animate-spin" /> : <RotateCw size={16} />}
@@ -140,13 +140,15 @@ export function SystemUpdatePanel() {
       </div>
 
       <div className="grid gap-3 md:grid-cols-2 xl:grid-cols-4">
-        <UpdateFact icon={Server} label="Docker" value={status?.docker_available ? '可连接' : '未就绪'} />
+        <UpdateFact icon={Server} label="更新方式" value={status?.update_mode === 'compose' ? 'Docker Compose' : '自定义命令'} />
+        <UpdateFact label="Compose 目录" value={status?.compose_dir || '自动识别'} mono />
         <UpdateFact label="应用镜像" value={status?.image || '-'} mono />
         <UpdateFact label="当前容器" value={status?.container_name || status?.container_id || '-'} mono />
-        <UpdateFact label="最近检查" value={formatDate(status?.checked_at)} />
       </div>
 
       <div className="grid gap-3 md:grid-cols-2">
+        <DigestRow label="Compose 文件" digest={status?.compose_file} />
+        <DigestRow label="Docker 连接" digest={status?.docker_available ? '可连接' : '未连接或未检查'} />
         <DigestRow label="本地摘要" digest={status?.local_digest} />
         <DigestRow label="远端摘要" digest={status?.remote_digest} />
       </div>
@@ -217,7 +219,7 @@ function updateTone(status: SystemUpdateStatus | null): {
   if (status.running) {
     return { label: '更新中', className: 'border-yellow-400/50 text-yellow-600', icon: Loader2 }
   }
-  if (!status.docker_available || !status.can_apply) {
+  if (!status.can_apply && status.message && status.message !== '尚未检查更新') {
     return { label: '不可更新', className: 'border-red-400/50 text-red-500', icon: AlertTriangle }
   }
   if (status.update_available === true) {
@@ -234,13 +236,6 @@ function shortDigest(digest?: string): string {
   return digest.length > 24 ? `${digest.slice(0, 18)}…${digest.slice(-8)}` : digest
 }
 
-function formatDate(value?: string): string {
-  if (!value) return '-'
-  const date = new Date(value)
-  if (Number.isNaN(date.getTime())) return value
-  return date.toLocaleString()
-}
-
 function apiErrorMessage(err: unknown, fallback: string): string {
   return (err as UpdateErrorPayload).response?.data?.error || fallback
 }

web/src/pages/settingsGroupSystemUpdate.ts

@@ -3,7 +3,7 @@ import type { SettingGroup } from './settingsGroupTypes'
 export const systemUpdateSettingsGroup: SettingGroup = {
   key: 'system-update',
   label: '系统更新',
-  description: 'Docker 部署可在这里检查并拉取最新版镜像。',
+  description: 'Docker Compose 部署可在这里检查并拉取最新版镜像。',
   items: [
     {
       key: 'system.update.image',
@@ -14,20 +14,19 @@ export const systemUpdateSettingsGroup: SettingGroup = {
       hint: '用于检查远端摘要；保持 latest 即可跟随主分支镜像。',
     },
     {
-      key: 'system.update.watchtower_image',
-      label: 'Watchtower 镜像',
+      key: 'system.update.compose_dir',
+      label: 'Docker Compose 安装目录',
       type: 'text',
-      defaultValue: 'containrrr/watchtower:latest',
-      placeholder: 'containrrr/watchtower:latest',
-      hint: '默认使用一次性 Watchtower 更新当前容器。',
+      placeholder: '/vol1/1000/docker/mediastation-go',
+      hint: '留空时自动查找 docker-compose.yml / compose.yml 所在目录。',
     },
     {
       key: 'system.update.command',
       label: '自定义更新命令',
       type: 'textarea',
       placeholder:
-        'docker run --rm -v /var/run/docker.sock:/var/run/docker.sock {{watchtower_image}} --run-once --cleanup {{container}}',
-      hint: '留空时使用默认命令。支持 {{image}}、{{watchtower_image}}、{{container}}、{{container_id}}、{{container_name}}。',
+        'cd {{compose_dir}} && {{compose_command}} pull && {{compose_command}} up -d && docker image prune -f && docker restart {{container}}',
+      hint: '留空时使用 Docker Compose 默认命令。支持 {{image}}、{{compose_dir}}、{{compose_file}}、{{compose_command}}、{{container}}、{{container_id}}、{{container_name}}。',
     },
   ],
 }