feat(image): 新建 knowai-core:1.0.0 镜像并完成推送

- 搭建 api、auth、utils 等逻辑模块
- 通过 tsc、eslint、vitest 测试验证

BREAKING CHANGE: 新镜像分支

api/modules/index.ts

@@ -0,0 +1,14 @@
+import { apiClient } from '../client';
+import { postApi as createPostApi } from './post';
+import { userApi as createUserApi } from './user';
+import { chatApi as createChatApi } from './chat';
+import { modelApi as createModelApi } from './model';
+
+// 导出工厂函数
+export { postApi as createPostApi, userApi as createUserApi, chatApi as createChatApi, modelApi as createModelApi };
+
+// 向后兼容的默认实例
+export const postApi = createPostApi(apiClient);
+export const userApi = createUserApi(apiClient);
+export const chatApi = createChatApi(apiClient);
+export const modelApi = createModelApi(apiClient);