feat: complete Kra admin backend migration

web/src/view/systemTools/system/system.vue

@@ -29,6 +29,9 @@
           <el-form-item label="文件访问前缀">
             <el-input v-model.trim="config.admin.local.pathPrefix" />
           </el-form-item>
+          <el-form-item label="大文件上传会话有效期（小时）">
+            <el-input-number v-model="config.admin.media.sessionTtl" :min="1" :max="720" class="!w-full" />
+          </el-form-item>
         </el-form>
       </el-tab-pane>
 
@@ -58,7 +61,7 @@
             <el-form-item v-if="config.admin.storage.type === 'cloudflare-r2'" label="Account ID"><el-input v-model.trim="currentObjectStorage.account_id" /></el-form-item>
             <el-form-item label="连接选项"><div class="flex gap-5"><el-switch v-model="currentObjectStorage.use_ssl" active-text="HTTPS" /><el-switch v-model="currentObjectStorage.force_path_style" active-text="Path Style" /></div></el-form-item>
           </template>
-          <p class="md:col-span-2 text-sm text-gray-500">对象存储客户端在服务启动时创建，保存后需重启服务生效。</p>
+          <p class="md:col-span-2 text-sm text-gray-500">保存后点击“重载服务”，新的对象存储配置会立即生效。</p>
         </el-form>
       </el-tab-pane>
 
@@ -112,7 +115,7 @@
     admin: {
       routerPrefix: '',
       jwt: { signingKey: '******', issuer: 'kra' },
-      local: { storePath: 'uploads/file', pathPrefix: 'uploads/file' },
+      local: { storePath: 'uploads/file', pathPrefix: 'uploads/file' }, media: { sessionTtl: 24 },
       storage: { type: 'local', qiniu: {}, aliyun_oss: {}, huawei_obs: {}, tencent_cos: {}, aws_s3: {}, cloudflare_r2: {}, minio: {} }
     },
     email: {
@@ -136,6 +139,7 @@
         admin: { ...config.value.admin, ...res.data.config.admin,
           jwt: { ...config.value.admin.jwt, ...res.data.config.admin?.jwt },
           local: { ...config.value.admin.local, ...res.data.config.admin?.local }
+          , media: { ...config.value.admin.media, ...res.data.config.admin?.media }
           , storage: { ...config.value.admin.storage, ...res.data.config.admin?.storage,
             qiniu: { ...config.value.admin.storage.qiniu, ...res.data.config.admin?.storage?.qiniu },
             aliyun_oss: { ...config.value.admin.storage.aliyun_oss, ...res.data.config.admin?.storage?.aliyun_oss },