### 1. Upload Test (MIT AUTH)
POST http://localhost:8080/api/documents/upload
Authorization: Basic admin admin123
Content-Type: multipart/form-data; boundary=boundary

--boundary
Content-Disposition: form-data; name="file"; filename="scan_79.pdf"
Content-Type: application/pdf

< ./demo.pdf
--boundary--

### 2. Excel Import Test (MIT AUTH)
POST http://localhost:8080/api/documents/import-excel?overwrite=true
Authorization: Basic admin admin123
Content-Type: multipart/form-data; boundary=boundary2

--boundary2
Content-Disposition: form-data; name="file"; filename="metadata.xlsx"
Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

< ./metadata.xlsx
--boundary2--