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/modelUtils/__tests__/model-verification.test.ts

@@ -0,0 +1,63 @@
+import { describe, expect, it } from 'vitest';
+
+import {
+  getVerifyButtonText,
+  resolveModelVerificationFeedback,
+} from '../model-verification';
+
+describe('model verification helpers', () => {
+  it('双阶段通过时返回成功状态', () => {
+    expect(
+      resolveModelVerificationFeedback(
+        {
+          data: { status: 'PASSED' },
+          errorCode: 0,
+        },
+        'chatModel',
+      ),
+    ).toEqual({
+      dimension: undefined,
+      message: '验证成功',
+      status: 'success',
+    });
+  });
+
+  it('基础连接通过但流式失败时返回警告状态', () => {
+    const feedback = resolveModelVerificationFeedback(
+      {
+        data: {
+          message: '连接成功，流式响应不可用，可关闭智能体的模型流式响应。',
+          status: 'PARTIAL',
+        },
+        errorCode: 0,
+      },
+      'chatModel',
+    );
+
+    expect(feedback.status).toBe('warning');
+    expect(feedback.message).toContain('流式响应不可用');
+    expect(getVerifyButtonText('warning')).toBe('流式不可用');
+  });
+
+  it('向量模型验证保留维度结果', () => {
+    expect(
+      resolveModelVerificationFeedback(
+        { data: { dimension: 1024 }, errorCode: 0 },
+        'embeddingModel',
+      ),
+    ).toEqual({
+      dimension: 1024,
+      message: '验证成功，向量维度：1024',
+      status: 'success',
+    });
+  });
+
+  it('接口失败时返回错误状态', () => {
+    expect(
+      resolveModelVerificationFeedback(
+        { errorCode: 1, message: '密钥无效' },
+        'chatModel',
+      ),
+    ).toEqual({ message: '密钥无效', status: 'error' });
+  });
+});

easyflow-ui-admin/app/src/views/ai/model/modelUtils/model-verification.ts

@@ -0,0 +1,75 @@
+import type { ModelVerificationData } from '#/api/ai/llm';
+
+export type VerifyButtonStatus =
+  | 'error'
+  | 'idle'
+  | 'loading'
+  | 'success'
+  | 'warning';
+
+export interface ModelVerificationFeedback {
+  dimension?: number;
+  message: string;
+  status: 'error' | 'success' | 'warning';
+}
+
+interface ModelVerificationResponse {
+  data?: ModelVerificationData;
+  errorCode: number;
+  message?: string;
+}
+
+const STREAMING_UNAVAILABLE_MESSAGE =
+  '连接成功，流式响应不可用，可关闭智能体的模型流式响应。';
+
+export function resolveModelVerificationFeedback(
+  response: ModelVerificationResponse,
+  modelType: string,
+): ModelVerificationFeedback {
+  if (response.errorCode !== 0) {
+    return {
+      message: response.message || '验证失败',
+      status: 'error',
+    };
+  }
+
+  if (response.data?.status === 'PARTIAL') {
+    return {
+      message: response.data.message || STREAMING_UNAVAILABLE_MESSAGE,
+      status: 'warning',
+    };
+  }
+
+  if (response.data?.status === 'FAILED') {
+    return {
+      message: response.data.message || '验证失败',
+      status: 'error',
+    };
+  }
+
+  const dimension = response.data?.dimension;
+  return {
+    dimension,
+    message:
+      modelType === 'embeddingModel' && dimension
+        ? `验证成功，向量维度：${dimension}`
+        : response.data?.message || '验证成功',
+    status: 'success',
+  };
+}
+
+export function getVerifyButtonText(status: VerifyButtonStatus): string {
+  if (status === 'loading') {
+    return '验证中';
+  }
+  if (status === 'success') {
+    return '验证成功';
+  }
+  if (status === 'warning') {
+    return '流式不可用';
+  }
+  if (status === 'error') {
+    return '验证失败';
+  }
+  return '验证配置';
+}