feat(frontend): 跨服务器传输源机 A 展示可点击站点链接

与服务器列表同源 resolveServerSiteUrl；选 A 后显示域名链接。

docs/audit/2026-06-21-server-transfer-ui-polish.md

@@ -0,0 +1,32 @@
+# 审计 — 2026-06-21 跨服务器传输 UI 补强
+
+**Changelog**: `docs/changelog/2026-06-21-server-transfer-dest-browser.md`、`docs/changelog/2026-06-21-server-transfer-source-site-link.md`
+
+## Step 3 规则扫描
+
+| 文件 | 规则 | 结论 |
+|------|------|------|
+| `useServerFileTransfer.ts` | B 机 browse 同步 destPath；站点 URL 计算 | PASS |
+| `ServerTransferPage.vue` | 双端文件表；A 机站点外链 `rel=noopener` | PASS |
+| `useServerList.ts` | ServerBrief 扩展 extra_attrs 供站点解析 | PASS |
+
+## 文件清单
+
+- `frontend/src/composables/useServerFileTransfer.ts`
+- `frontend/src/composables/useServerList.ts`
+- `frontend/src/pages/ServerTransferPage.vue`
+- `docs/changelog/2026-06-21-server-transfer-dest-browser.md`
+- `docs/changelog/2026-06-21-server-transfer-source-site-link.md`
+
+## Closure
+
+| 项 | 状态 |
+|----|------|
+| B 机目录浏览 | DONE |
+| A 机站点链接 | DONE |
+
+## DoD
+
+- [x] B 机文件列表与路径同步
+- [x] A 机下方可点击站点 URL
+- [x] `vite build` 通过

docs/changelog/2026-06-21-server-transfer-source-site-link.md

@@ -0,0 +1,17 @@
+# 跨服务器传输：源机 A 下方展示可点击网址
+
+**日期**：2026-06-21
+
+## 摘要
+
+选择源服务器 A 后，在服务器选择框下方显示站点域名链接（`resolveServerSiteUrl`），新标签页打开。
+
+## 涉及文件
+
+- `frontend/src/composables/useServerList.ts` — `ServerBrief` 增加 `description` / `extra_attrs`
+- `frontend/src/composables/useServerFileTransfer.ts` — `sourceSiteUrl` / `sourceSiteHost`
+- `frontend/src/pages/ServerTransferPage.vue` — 链接展示
+
+## 说明
+
+未 push Gitea；需上线时由用户指示再传输。

frontend/src/composables/useServerFileTransfer.ts

@@ -14,6 +14,7 @@ import {
   normalizeRemotePath,
   parentRemotePath,
 } from '@/utils/remotePath'
+import { resolveServerSiteHost, resolveServerSiteUrl } from '@/utils/serverSiteUrl'
 
 export type ServerTransferMode = 'relay' | 'deliver'
 
@@ -83,6 +84,20 @@ export function useServerFileTransfer() {
     filterServerList(destServers.value, destServerSearchQuery.value, destServerId.value),
   )
 
+  const selectedSourceServer = computed(() =>
+    sourceServerId.value != null
+      ? serverList.value.find((s) => s.id === sourceServerId.value)
+      : undefined,
+  )
+
+  const sourceSiteUrl = computed(() =>
+    selectedSourceServer.value ? resolveServerSiteUrl(selectedSourceServer.value) : null,
+  )
+
+  const sourceSiteHost = computed(() =>
+    selectedSourceServer.value ? resolveServerSiteHost(selectedSourceServer.value) : null,
+  )
+
   const selectedItems = computed(() => {
     const set = new Set(selectedPaths.value)
     return files.value.filter((f) => set.has(joinRemotePath(currentPath.value, f.name)))
@@ -456,6 +471,8 @@ export function useServerFileTransfer() {
     destServerSearchQuery,
     filteredSourceServerList,
     filteredDestServerList,
+    sourceSiteUrl,
+    sourceSiteHost,
     sourceServerId,
     destServerId,
     destServers,

frontend/src/composables/useServerList.ts

@@ -18,6 +18,8 @@ export interface ServerBrief {
   category?: string | null
   is_online?: boolean
   status?: string
+  description?: string | null
+  extra_attrs?: Record<string, unknown>
 }
 
 export function useServerList() {

frontend/src/pages/ServerTransferPage.vue

@@ -58,6 +58,20 @@
               </template>
             </v-autocomplete>
 
+            <div v-if="sourceSiteUrl && sourceSiteHost" class="mb-3 d-flex align-center ga-1">
+              <v-icon size="small" color="primary">mdi-web</v-icon>
+              <a
+                :href="sourceSiteUrl"
+                target="_blank"
+                rel="noopener noreferrer"
+                class="text-body-2 text-primary text-decoration-none transfer-site-link"
+                :title="`打开 ${sourceSiteHost}`"
+              >
+                {{ sourceSiteHost }}
+                <v-icon size="x-small" class="ml-1">mdi-open-in-new</v-icon>
+              </a>
+            </div>
+
             <div class="d-flex ga-2 mb-3 flex-wrap align-center">
               <v-text-field
                 :model-value="currentPath"
@@ -380,6 +394,8 @@ const {
   destServerSearchQuery,
   filteredSourceServerList,
   filteredDestServerList,
+  sourceSiteUrl,
+  sourceSiteHost,
   sourceServerId,
   destServerId,
   currentPath,
@@ -445,4 +461,7 @@ function formatSize(bytes: number): string {
 .cursor-pointer {
   cursor: pointer;
 }
+.transfer-site-link:hover {
+  text-decoration: underline;
+}
 </style>