security: 隐藏 MongoDB 连接串与库名，health 不再返回 uri/db 并对错误脱敏

app/layouts/default.vue

@@ -16,7 +16,7 @@ onMounted(() => {
 const mongoPill = computed(() => {
   if (!health.value) return { cls: '', text: 'MONGO ?' }
   return health.value.mongo.ok
-    ? { cls: 'on', text: `MONGO · ${health.value.mongo.db}` }
+    ? { cls: 'on', text: 'MONGO' }
     : { cls: 'off', text: 'MONGO 未连接' }
 })
 </script>

app/pages/index.vue

@@ -153,8 +153,7 @@ function previewLink(item: TorrentView) {
     </section>
 
     <div v-if="health && !health.mongo.ok" class="note warn mt rise rise-2">
-      MongoDB 未连接，搜索记录与种子缓存不会被保存（其余功能可用）。在 .env 配置正确的 MONGODB_URI（云端实例请填真实密码）后刷新即可：
-      <span class="mono">{{ health.mongo.uri }}</span>
+      MongoDB 未连接，搜索记录与种子缓存不会被保存（其余功能可用）。在 .env 配置正确的 MONGODB_URI 后刷新即可。
     </div>
 
     <div class="tabs rise rise-2">

app/pages/settings.vue

@@ -321,7 +321,6 @@ onMounted(load)
           <dt>MongoDB</dt>
           <dd>
             <span :class="health?.mongo.ok ? 'ok' : 'err'">{{ health?.mongo.ok ? '已连接' : '未连接' }}</span>
-            <span class="mono small dim"> · {{ health?.mongo.uri }} / {{ health?.mongo.db }}</span>
             <div v-if="health?.mongo.error" class="small err mono break">{{ health.mongo.error }}</div>
           </dd>
           <dt>磁力解析</dt>

app/types/api.ts

@@ -95,7 +95,7 @@ export interface ClientsResponse {
 export interface HealthResponse {
   ok: boolean
   time: string
-  mongo: { ok: boolean; uri: string; db: string; error: string | null }
+  mongo: { ok: boolean; error: string | null }
   webTorrent: boolean
   providers: { id: string; label: string; homepage: string }[]
   enabledProviders: string[]

app/utils/i18n-dict.ts

@@ -225,7 +225,7 @@ export const zh2en: Record<string, string> = {
   '点击关键词直接搜索': 'Click a keyword to search',
   '已写入 MongoDB': 'Saved to MongoDB',
   'MongoDB 未连接，未记录': 'MongoDB not connected, not recorded',
-  'MongoDB 未连接，搜索记录与种子缓存不会被保存（其余功能可用）。在 .env 配置正确的 MONGODB_URI（云端实例请填真实密码）后刷新即可：': 'MongoDB not connected; search history and torrent cache will not be saved (other features still work). Set a valid MONGODB_URI in .env (use the real password for cloud instances) and refresh:'
+  'MongoDB 未连接，搜索记录与种子缓存不会被保存（其余功能可用）。在 .env 配置正确的 MONGODB_URI 后刷新即可。': 'MongoDB not connected; search history and torrent cache will not be saved (other features still work). Set a valid MONGODB_URI in .env and refresh.'
 }
 
 export const en2zh: Record<string, string> = Object.fromEntries(