feat: 增强智能体模型调用兼容能力

- 增加模型流式开关和 HTTP 传输策略配置

- 使用 AgentScope 执行基础连接、流式与 VLM 双阶段验证

- 固定多模态校验图片并统一验证状态展示

easyflow-ui-admin/app/src/views/ai/model/AddModelModal.vue

@@ -6,7 +6,14 @@ import { computed, reactive, ref, watch } from 'vue';
 import { EasyFlowFormModal } from '@easyflow/common-ui';
 import { IconifyIcon } from '@easyflow/icons';
 
-import { ElForm, ElFormItem, ElInput, ElMessage } from 'element-plus';
+import {
+  ElForm,
+  ElFormItem,
+  ElInput,
+  ElMessage,
+  ElOption,
+  ElSelect,
+} from 'element-plus';
 
 import { api } from '#/api/request';
 import { $t } from '#/locales';
@@ -19,6 +26,13 @@ import {
   resetModelAbility,
 } from '#/views/ai/model/modelUtils/model-ability-utils';
 
+type AgentHttpVersionPolicy = 'AUTO' | 'HTTP_1_1' | 'HTTP_2_PREFERRED';
+
+interface ModelOptions {
+  agentHttpVersionPolicy: AgentHttpVersionPolicy;
+  [key: string]: unknown;
+}
+
 interface FormData {
   id?: string;
   modelType: string;
@@ -39,6 +53,7 @@ interface FormData {
   supportVideo: boolean;
   supportImageB64Only: boolean;
   supportToolMessage: boolean;
+  options: ModelOptions;
 }
 
 const props = defineProps({
@@ -85,8 +100,39 @@ const formData = reactive<FormData>({
   supportVideo: false,
   supportImageB64Only: false,
   supportToolMessage: true,
+  options: {
+    agentHttpVersionPolicy: 'AUTO',
+  },
 });
 
+const agentHttpVersionOptions = [
+  { label: '自动', value: 'AUTO' },
+  { label: 'HTTP/1.1 兼容', value: 'HTTP_1_1' },
+  { label: 'HTTP/2 优先', value: 'HTTP_2_PREFERRED' },
+] as const;
+
+const normalizeAgentHttpVersionPolicy = (
+  value?: unknown,
+): AgentHttpVersionPolicy => {
+  if (value === 'HTTP_1_1' || value === 'HTTP_2_PREFERRED') {
+    return value;
+  }
+  return 'AUTO';
+};
+
+const normalizeModelOptions = (options?: unknown): ModelOptions => {
+  const source =
+    options && typeof options === 'object' && !Array.isArray(options)
+      ? (options as Record<string, unknown>)
+      : {};
+  return {
+    ...source,
+    agentHttpVersionPolicy: normalizeAgentHttpVersionPolicy(
+      source.agentHttpVersionPolicy,
+    ),
+  };
+};
+
 const modelAbility = ref<ModelAbilityItem[]>(getDefaultModelAbility());
 const visibleModelAbility = computed(() =>
   modelAbility.value.filter(
@@ -189,6 +235,7 @@ const resetFormData = () => {
     supportImageB64Only: false,
     supportFree: false,
     supportToolMessage: true,
+    options: normalizeModelOptions(),
   });
 };
 
@@ -231,6 +278,7 @@ defineExpose({
       supportFree: item.supportFree || false,
       supportToolMessage:
         item.supportToolMessage === undefined ? true : item.supportToolMessage,
+      options: normalizeModelOptions(item.options),
     });
     selectedModelType.value = normalizeSelectableModelType(item.modelType);
     if (selectedModelType.value) {
@@ -386,6 +434,20 @@ const save = async () => {
               </div>
             </div>
           </ElFormItem>
+
+          <ElFormItem v-if="!hasSpecialModelType" label="Agent HTTP 传输">
+            <ElSelect
+              v-model="formData.options.agentHttpVersionPolicy"
+              aria-label="Agent HTTP 传输"
+            >
+              <ElOption
+                v-for="item in agentHttpVersionOptions"
+                :key="item.value"
+                :label="item.label"
+                :value="item.value"
+              />
+            </ElSelect>
+          </ElFormItem>
         </div>
       </ElForm>
     </div>