文件 API

基本路徑: /api/documents

上傳文件

```http POST /api/documents/upload Authorization: Bearer Content-Type: multipart/form-data

file=@document.pdf ```

支援的格式: .pdf, .txt, .md, .docx, .csv

回應 json { "id": "doc_abc123", "filename": "document.pdf", "size": 102400, "chunks": 42 }

列出文件

http GET /api/documents Authorization: Bearer <token>

提問

```http POST /api/documents/{id}/ask Authorization: Bearer Content-Type: application/json

{ "question": "主要主題是什麼？" } ```

刪除文件

http DELETE /api/documents/{id} Authorization: Bearer <token>