feat: 全栈功能增强 - 扩展 provider/pool 管理、完善调度与数据层、重构前端 Pool 页面

后端:
- 扩展 pool_admin payloads 和 provider query models，增强 endpoint key 管理
- 完善 scheduler-core 候选排序与请求候选逻辑
- 增强 usage-runtime 写入、provider-transport 网络层与 OAuth 刷新
- 改进 AI pipeline 响应转换与流式处理
- 扩展 global_models/provider_catalog 数据层查询能力
- 增强 video-tasks-core 多 provider 支持
- 新增大量集成测试覆盖 pool/keys/provider_query/frontdoor

前端:
- 重构 PoolManagement 页面，拆分状态管理/对话框逻辑到独立模块
- 新增 poolAdvancedDialog/poolSchedulingDialog/poolManagementState/poolMobilePresentation 工具函数及测试
- 改进 Dialog 组件与 provider tabs 显示

部署:
- 更新 Rust CI workflow 和 Dockerfile 构建配置

Closes #275
Co-authored-by: AAEE86 <ppk0227@hotmail.com>

frontend/src/features/providers/components/provider-tabs/ModelsTab.vue

@@ -285,7 +285,7 @@ const { copyToClipboard } = useClipboard()
 const modelTest = useModelTest({ providerId: () => props.provider.id })
 
 // 状态
-const loading = ref(false)
+const localLoading = ref(false)
 const localModels = ref<Model[]>([])
 const togglingModelId = ref<string | null>(null)
 const pendingTestModel = ref<Model | null>(null)
@@ -301,7 +301,7 @@ const testRequestHeadersError = computed(() => parsedTestRequestHeaders.value.er
 const parsedTestRequestBody = computed(() => parseModelTestRequestBodyDraft(testRequestBodyDraft.value))
 const testRequestBodyError = computed(() => parsedTestRequestBody.value.error)
 const models = computed(() => props.models ?? localModels.value)
-const isLoading = computed(() => Boolean(props.loading) || loading.value)
+const isLoading = computed(() => Boolean(props.loading) || localLoading.value)
 // 按名称排序的模型列表
 const sortedModels = computed(() => {
   return [...models.value].sort((a, b) => {