feat(ai/knowledge): 新增知识库文档创建和编辑功能

- 新增知识库文档创建和编辑页面组件
- 实现知识库文档分段和处理功能
- 优化知识库文档列表展示
- 修复部分功能的权限控制问题

apps/web-antd/src/utils/index.ts

@@ -6,3 +6,4 @@ export * from './formatTime';
 export * from './formCreate';
 export * from './rangePickerProps';
 export * from './routerHelper';
+export * from './upload';

apps/web-antd/src/utils/upload.ts

@@ -0,0 +1,67 @@
+/**
+ * 根据支持的文件类型生成 accept 属性值
+ *
+ * @param supportedFileTypes 支持的文件类型数组，如 ['PDF', 'DOC', 'DOCX']
+ * @returns 用于文件上传组件 accept 属性的字符串
+ */
+export const generateAcceptedFileTypes = (
+  supportedFileTypes: string[],
+): string => {
+  const allowedExtensions = supportedFileTypes.map((ext) => ext.toLowerCase());
+  const mimeTypes: string[] = [];
+
+  // 添加常见的 MIME 类型映射
+  if (allowedExtensions.includes('txt')) {
+    mimeTypes.push('text/plain');
+  }
+  if (allowedExtensions.includes('pdf')) {
+    mimeTypes.push('application/pdf');
+  }
+  if (allowedExtensions.includes('html') || allowedExtensions.includes('htm')) {
+    mimeTypes.push('text/html');
+  }
+  if (allowedExtensions.includes('csv')) {
+    mimeTypes.push('text/csv');
+  }
+  if (allowedExtensions.includes('xlsx') || allowedExtensions.includes('xls')) {
+    mimeTypes.push(
+      'application/vnd.ms-excel',
+      'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
+    );
+  }
+  if (allowedExtensions.includes('docx') || allowedExtensions.includes('doc')) {
+    mimeTypes.push(
+      'application/msword',
+      'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
+    );
+  }
+  if (allowedExtensions.includes('pptx') || allowedExtensions.includes('ppt')) {
+    mimeTypes.push(
+      'application/vnd.ms-powerpoint',
+      'application/vnd.openxmlformats-officedocument.presentationml.presentation',
+    );
+  }
+  if (allowedExtensions.includes('xml')) {
+    mimeTypes.push('application/xml', 'text/xml');
+  }
+  if (
+    allowedExtensions.includes('md') ||
+    allowedExtensions.includes('markdown')
+  ) {
+    mimeTypes.push('text/markdown');
+  }
+  if (allowedExtensions.includes('epub')) {
+    mimeTypes.push('application/epub+zip');
+  }
+  if (allowedExtensions.includes('eml')) {
+    mimeTypes.push('message/rfc822');
+  }
+  if (allowedExtensions.includes('msg')) {
+    mimeTypes.push('application/vnd.ms-outlook');
+  }
+
+  // 添加文件扩展名
+  const extensions = allowedExtensions.map((ext) => `.${ext}`);
+
+  return [...mimeTypes, ...extensions].join(',');
+};