feat(system): 添加系统版本查询和数据库迁移功能

- 移除 license-service 中 DeviceEntity 的 device_id 唯一约束注解
- 添加 /api/system/version 接口用于查询当前部署版本
- 实现数据库 schema 版本化迁移机制
- 添加自动执行数据库迁移的功能
- 在前端安全中心界面显示当前版本和迁移状态
- 优化配置文件修复逻辑和代码结构

tenant-platform/src/api/system.ts

@@ -43,6 +43,16 @@ async function streamOperation(
   if (buf) onLine(buf)
 }
 
+export async function getSystemVersion(): Promise<{ currentVersion: string }> {
+  const token = localStorage.getItem('token') ?? ''
+  const res = await fetch(`${BASE}/system/version`, {
+    headers: { Authorization: `Bearer ${token}` },
+  })
+  if (!res.ok) throw new Error(`HTTP ${res.status}`)
+  const json = await res.json()
+  return json.data as { currentVersion: string }
+}
+
 export function streamSystemUpdate(onLine: (line: string) => void, signal?: AbortSignal) {
   return streamOperation('/system/update', onLine, signal)
 }

tenant-platform/src/views/security/SecurityCenterView.vue

@@ -213,7 +213,15 @@
       <div v-if="!updating && !updateDone && !updateError" style="color:#606266;">
         <p v-if="operationType === 'update'">将拉取最新镜像并重建所有运行中的服务容器，用于升级到新版本。</p>
         <p v-else>将用当前本地镜像重建所有运行中的服务容器，无需下载新镜像，适合修复异常服务。</p>
-        <el-alert type="warning" :closable="false" show-icon style="margin-top:12px">
+        <el-descriptions v-if="operationType === 'update'" :column="1" border size="small" style="margin-top:12px;margin-bottom:12px">
+          <el-descriptions-item label="当前版本">
+            <el-skeleton v-if="versionLoading" :rows="1" animated style="width:160px" />
+            <el-tag v-else-if="currentVersion" type="info" size="small">{{ currentVersion }}</el-tag>
+            <span v-else style="color:#c0c4cc">—</span>
+          </el-descriptions-item>
+          <el-descriptions-item label="数据库迁移">自动执行，新版本启动时应用变更</el-descriptions-item>
+        </el-descriptions>
+        <el-alert type="warning" :closable="false" show-icon>
           <template #title>tenant-service 重启时页面连接会短暂中断（约 10–30 秒）</template>
           <template #default>操作完成后请刷新页面。</template>
         </el-alert>
@@ -258,7 +266,7 @@ import { Loading } from '@element-plus/icons-vue'
 import { accountApi } from '@/api/account'
 import { appApi, type App } from '@/api/app'
 import { migrateApi } from '@/api/migrate'
-import { getDeploymentStatus, streamSystemUpdate, streamSystemReset } from '@/api/system'
+import { getDeploymentStatus, getSystemVersion, streamSystemUpdate, streamSystemReset } from '@/api/system'
 import { useAuthStore } from '@/stores/auth'
 import { formatTime } from '@/utils/date'
 
@@ -451,10 +459,23 @@ const updateError = ref('')
 const selfRestarting = ref(false)
 const updateLog = ref<string[]>([])
 const logEl = ref<HTMLPreElement | null>(null)
+const currentVersion = ref('')
+const versionLoading = ref(false)
 
-function openOperationDialog(type: 'update' | 'reset') {
+async function openOperationDialog(type: 'update' | 'reset') {
   operationType.value = type
   showUpdateDialog.value = true
+  if (type === 'update' && !currentVersion.value) {
+    versionLoading.value = true
+    try {
+      const info = await getSystemVersion()
+      currentVersion.value = info.currentVersion
+    } catch {
+      currentVersion.value = ''
+    } finally {
+      versionLoading.value = false
+    }
+  }
 }
 
 function resetUpdateDialog() {
@@ -463,6 +484,7 @@ function resetUpdateDialog() {
   updateDone.value = false
   updateError.value = ''
   selfRestarting.value = false
+  currentVersion.value = ''
 }
 
 async function startOperation() {